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OSP cassette, RFOG Port, EPON Port, 900um fiber, SCA connector

DWDM, sLGX, 40Ch, 20-59, DTP, UPG, EXP, OTDR.

75 GHz 64 CH Flat-Top AAWG Module.

AFR's Dragon 1940nm 600W product provides QBH compatible connector for high power fiber lasers up to 600W. Technonogies incorporated in the products include cladding mode stripping, indirect water cooling, protective window and safety interlock.

The Edge-Coupling Fiber Array Unit is designed for High-Precision optical coupling between fiber arrays and photonic integrated circuits, including silicon photonics, thin-film lithium niobate, InP, glass waveguides, and other Edge-Coupled optical chips. With tightly controlled fiber core positioning, customized End-Face geometry, and flexible mechanical design, the FAU enables stable, Low-Loss, and scalable optical interconnection for High-Speed optical transceivers, coherent modules, CPO/OIO architectures, optical sensing, and advanced photonic packaging.

Vlink's 90-degree bent fiber array is manufactured using high-precision V-grooves and Vlink's proprietary process, delivering excellent reliability. With a compact 3.5 mm profile, it is compatible with standard modules.

The VLINK 400G/800G/1.6T DR product is assembled using the FA-MT method. It functions as the signal transmitter and receiver inside the optical module, and is a critical component of the 400G/800G/1.6T optical module.

Arcadia Optronix’s Swept Tunable Laser Module, based on independent intellectual property rights, featuring accurate wavelength, stable power and fast scanning speed, is widely used in fiber grating demodulation system and optical passive device test system. Under 1 GHz scanning step, it can achieve 2 kHz scanning in 40 nm range, and meanwhile, the scanning frequency can be changed by adjusting the scanning step and scanning range.

Arcadia Optronix’s Balanced Detector incorporates two balanced photodiodes and an ultra-low-noise, high-speed mutual resistance amplifier. Excellent common mode rejection ratio (CMRR) and noise reduction can be achieved.

Vlink’s High Density PM Fiber Jumper series delivers exceptional polarization stability for High-Speed coherent optics and AI clusters. As bandwidth scales beyond 800G, our jumpers ensure high PER, low insertion loss, and robust reliability in Space-Constrained modules. With precision alignment and stringent process control, Vlink provides the critical interconnect for silicon photonics and Next-Gen optical systems

The fiber collimatoris specially designed for customer.

The Polarization Maintaining Isolator is characterized with excellent environmental stability and reliability. It is designed for 2 μm polarization maintaining fiber amplifers, fiber laser systems.

The 532 nm Polarization Maintaining Isolator is a micro optics device with low insertion loss, high isolation, high return loss, high extinction ratio and excellent environmental stability and reliability. It is ideal for amplifiers, fiber lasers and test instrument applications.

The PM Fiber Pigtail is the basic building block for PM fiber optic components. The Fiber Pigtail is characterized with fine polishing surface, accurate polishing angle and high extinction ratio. The unique processing and high quality AR coating enable the fiber pigtail to handle high power with minimum loss.

The PM Fiber Pigtail is the basic building block for PM fiber optic components. The Fiber Pigtail is characterized with fine polishing surface, accurate polishing angle and high extinction ratio. The unique processing and high quality AR coating enable the fiber pigtail to handle high power with minimum loss.

Vlink's OCS/WSS Fiber Array Units (FAUs) are manufactured using high-precision, high-density V-Groove substrates, resulting in optimal fiber core positioning accuracy and superior polished surfaces. Our FAUs offer a comprehensive range of features, including low insertion loss, high return loss, compact size, and hermetic sealing, making them adaptable to diverse customer requirements.

The Free Space Isolator Epoxy is designed for integration within laser diode package to prevent back reflection. The high isolation, low insertion loss and large aperture features make the optical isolator epoxy flexible to fit with different diode laser packaging requirements.

The Edge-Coupling Fiber Array Unit is designed for High-Precision optical coupling between fiber arrays and photonic integrated circuits, including silicon photonics, thin-film lithium niobate, InP, glass waveguides, and other Edge-Coupled optical chips. With tightly controlled fiber core positioning, customized End-Face geometry, and flexible mechanical design, the FAU enables stable, Low-Loss, and scalable optical interconnection for High-Speed optical transceivers, coherent modules, CPO/OIO architectures, optical sensing, and advanced photonic packaging.

Arcadia Optronix’s FBG Interrogator is based on self-developed patented technology, based on a scanning semiconductor laser, integrated with multi-channel simultaneous photodetection, which enables high-speed, highprecision fiber grating demodulation in the 40 nm range. High-Precision wavelength calibration ensures the accuracy and repeatability of wavelength demodulation, and the built-in absolute reference ensures the demodulator has excellent performance over the full temperature range.

The PM Fiber Collimator is the basic element for in-line PM fiber optics components, such as PM isolator and PM FWDM. This PM Dual Fiber Collimator has high extinction ratio, low insertion loss and high return loss. The unique processing and high quality AR coating also enable this fiber collimator to handle high power.

The VLINK 400G/800G/1.6T DR product is assembled using the FA-MT method. It functions as the signal transmitter and receiver inside the optical module, and is a critical component of the 400G/800G/1.6T optical module.

Vlink's 90-degree bent fiber array is manufactured using high-precision V-grooves and Vlink's proprietary process, delivering excellent reliability. With a compact 3.5 mm profile, it is compatible with standard modules.

Vlink's 2D non-linear Fiber Array Units (FAUs) are manufactured using high-precision, high-density V-Groove substrates, resulting in optimal fiber core positioning accuracy and superior polished surfaces. Our FAUs offer a comprehensive range of features, including low insertion loss, high return loss, compact size, and hermetic sealing, making them adaptable to diverse customer requirements.

ARCADIA OPTRONIX LTD’s coupler is an optical power distribution device based on an integrated waveguide PLC chip. It features a compact size, long service life, high reliability, and is used in multi-channel fiber optic sensing systems.

The Tap and filter wavelength division multiplexer hybrid is the hybride device which combine a tap and WDM function into a device. This kinds of product is a high reliability product and away use in submarine optical fiber communication which have an low insertion loss, high power handling and excellent environmental stability and reliability.

The Polarization-Insensitive 980/1550 nm Hybrid PM WDM combine light at 980 nm and 1550 nm windows. They offer very low insertion loss, high extinction ratio, high isolation and excellent enviromental stability.

The Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3. The component provides high isolation, low insertion loss, low PDL, low PMD and excellent environmental stability.

GFFI is a hybrid component which combine with GFF and isolator. It away used in EDFA system to flatten the sepctral gain and isolation the reflecting light. This component is charaterized with low error function, low insertion loss and high return loss,high isolation, excellent environmental stability and high power handling capability.

AFR provides hermetic fiber feedthrough by hermetically attach gold plated metal ferrule to fiber cables base on different applications to guarantee excellent hermetic feedthrough performance. SM, MM, polarization maintenance individual fiber or ribbon fiber available upon request. It is commonly used in PLC module, LD packaging and integrated optics packaging etc. for hermetic sealing purpose.

Vlink’s CPO FAU (Co-Packaged Optics Fiber Array Unit) Connectivity series is engineered to address the critical bottlenecks in Ultra-High-Bandwidth AI and Hyperscale Data Center networks. As the industry transitions to 51.2T and 102.4T switching capacities, our FAU solutions provide the essential bridge between Photonic Integrated Circuits (PICs) and external fiber networks. Designed with Industry-Leading precision, Vlink ensures minimal insertion loss and maximum reliability for co-packaged architectures.

MP64 series is a 1550 nm pulsed fiber laser that can achieve 6kW peak power with 2 ns pulse width. The main features are compact size, wide operating temperature range and low power consumption.

The hybrid contains an isolator and splitter, which serves to allow the signal light to travel in the positive direction and to separate a portion of the signal light for detection, as well as to isolate the light that is reflected back from the optical path so that it does not affect the output light.

This product are 1550 nm eye safety pulsed LiDAR source. The configuration uses MOPA design, it can achieve high peak power, ns level pulse width and high repetition rate. The module uses compact package with smart size, wide operating temperature range. It is the ideal source for LiDAR, mapping, and range-detecting.

The Low Power Pulsed Laser series is a 1550 nm Eye-Safe LiDAR source with a MOPA architecture, offering high peak power, nanosecond pulse widths, and a wide repetition rate. Its compact, thermally-optimized design,ensures reliability across a - 40 °C to + 105 °C range with low power consumption, making it ideal for LiDAR,ADAS, mapping, and 3D scanning applications.

The High Power ClearCut Fiber Bragg Grating products are low insertion loss fiber bragg gratings for high power fiber lasers. With AFR's ClearCut design and packaging, the FBG can handle kilowatt level pump power and signal power. Custom configurations are available.

The PM RGB Combiner enables three primary colors in the visible wavelength region to be combined. The PM Combiner is based on environmentally stable thin film filter technology and is characterized with high extinction ratio, low insertion loss, and high return loss.

The Polarization Maintaining Fused RG Combiner is manufactured by using advanced technology and polarization maintaining fiber to enable the red and green light to be combined. The combiner offers low excess loss, small size, high extinction ratio, high return loss, and excellent environmental stability.

The 1064 nm Polarization Maintaining Filter Coupler is manufactured by using advanced technology to allow the input signal to be split at various ratios with high extinction ratio.

The 980/1550 IWDM series combines filter WDM and isolator into a compact package to offer cost saving solution. This device is ideal for fiber amplifier application to combine signal and pump wavelengths with very stable 1550 nm signal isolation. It is designed according to Telcordia standard and capable of high power handling.

The Polarization Insensitive Tap Isolator combines a tap coupler and polarization insensitive isolator into a single compact package. It has low polarization dependent loss and very low insertion loss variation. This optical isolator is ideally suited for fiber amplifiers and fiberoptic systems where signal monitoring is required.

The TIWDM series combines filter WDM, tap coupler and isolator into a compact package. This device is ideal for fiber amplifier application to provide input signal power monitoring, pump/signal multiplexing and isolation functions at the same time. It offers the advantages of cost saving, space saving, and performance improvement.

The Singlemode Dual Window Wavelength Flattened Coupler offers very low insertion loss, low polarization dependent loss and excellent environmental stability. This coupler series offers accurate coupling ratios from 1/99 to 50/50 and is available with very good uniformity in a wide wavelength range of both 1310 nm and 1550 nm windows. These components find extensive applications to perform power splitting and mornitoring functions in all kinds of optical communication systems.

The Polarization Insensitive Isolator Core is a Faraday Rotator based component for in-line fiber optic isolator. It can also integrate with other components to block back reflection or to enhance component isolation. It is insensitive to the input beams polarization state and has high isolation, low insertion loss, low PDL and low PMD.

The Isolator Polarization Beam Combiner/Splitter is a compact device that provides both polarization beam combining and optical isolation in one integrated component. The most common application is to combine the light of two pump lasers into one single fiber to double the pump power in EDFA or Raman Amplifier. The Isolator Polarization Beam Combiner/Splitter has extremely low insertion loss, and it can improve the amplifier performance.

The 2 μm Polarization Beam Combiner/Splitter is a compact high performance lightwave component that combines two orthogonal polarization signals into one output fiber. The most common application is to combine the light of two pump lasers into one single fiber to double the pump power in EDFA or Raman Amplifier. The 2 μm Polarization Beam Combiner can also be used as a beam splitter.

The 2 μm Fiber Optic Circulator is a high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3.

The 2000 nm Mode Field Adapter can effectively expand the mode field of single-mode fiber or LMA fiber, match the LP01 mode field of larger LMA fiber. Available for different fiber types.

The Backward pump (6+1)×1 High Power Combiner with ClearCut Fiber Bragg Grating enables highly efficient combining of the powers from up to 6 multimode pump diodes into an FBG with low insertion loss for high power fiber lasers. With AFR's ClearCut design and packaging, the devices can handle 3 kW pump power and 3 kW signal power.

The High Power Polarization Insensitive Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. The optical isolator is ideal for fiber laser and instrumentation applications.

The Coarse WDM Module is expanding the bandwidth of Metro/Access Networks. The 4 channel and 8 channel CWDM modules are based on Coarse Wavelength Division Multiplexer devices. They can act as MUX/DEMUX with 20 nm channel spacing. It has low insertion loss, low PDL, high isolation and good thermal stability.

The RG, RB, GB Combiner enables any two primary colors in the visible wavelength region to be combined. The combiner offers very low insertion loss and excellent environmental stability.

The Red, Green, Blue Combiner enables three primary colors in the visible wavelength region to be combined. The combiner offers very low insertion loss and excellent environmental stability.

AFR's MEMS Optical Switch is based on an electrostatic drived micro-electro-mechanical-system (MEMS) chip. The MEMS chip consists of a tilting mirror to change light coupling between input and output fibers.The components are characterized with low insertion loss, high return loss, excellent environmental stability and reliability. The optical swtich has been widely used in fiber optics communication equipment, fiber instruments, and fiber sensing to switch channels.

AFR Fiber Arrays are fabricated with high precision V-Groove substrate to achieve an excellent accuracy of fiber core position and high quality of polish surface. AFR provides high quality Fiber Array to meet customers' various demands with low insertion loss, high return loss and compact dimension.

A micro lens was formed at the end of fiber to couple with active chips in LD and PD modules. Conical and wedge lensed fiber are both available, other shapes can be customized. And AFR can provide one stop service for fiber tail assembly, including lensed fiber, fiber metallization, AR-coating, feedthrough soldering, fiber connectorization, etc.

The Planar Lightwave Circuit Splitter is based on unique silica glass waveguide process. It features excellent optical performance with low insertion loss, low PDL, high return loss over a wide wavelength range from 1260 nm to 1620 nm. It is used in FTTx Systems, LAN, WAN and Metro Networks, Analog Passive Optical Networks, CATV Networks and other applications in fiber optics systems.

The 1064 nm Polarization Maintaining Faraday Mirror is a passive device that provides 90 degree polarization rotation with respect to incident light. The PMFM offers excellent performance including the lowest possible insertion loss and environmental stability. It is used in amplifiers, fiber lasers and fiber instruments to minimize the polarization effect.

The Faraday Mirror is a passive device that provides 90 degree rotation regarding the polarization state of the input light. The FM offers excellent performance including the lowest possible insertion loss and environmental stability. It is used in EDFAs, fiber lasers and fiber instruments to minimize the polarization effect.

The single mode Patchcord series has excellent environmental stability, high return loss, low insertion loss and low polarization dependence. It is ideal for fiber lasers and test instrumentation applicatio.

The Polarization Maintaining Faraday Mirror is a passive device that provides 90 degree rotation regarding the polarization state of the input light. The PMFM offers excellent performance including the lowest possible insertion loss and environmental stability. It is used in amplifiers, fiber lasers and fiber instruments to minimize the polarization effect.

The PM Patchcord series has excellent environmental stability, high return loss, low insertion loss. It is ideal for PM amplifiers, fiber lasers and test instrumentation applications.

The Mini Fiber Optic Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3. The optical circulator provides high isolation, low insertion loss, low PDL, low PMD and excellent environmental stability. It is widely used in combination with fiber gratings and other reflective components in DWDM systems, high speed systems and bi-direction communication systems.

The 830 nm High Power Polarization Insensitive Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. The High Power Polarization Insensitive Isolator is ideal for fiber laser and instrumentation applications.

The High Power Polarization Maintaining Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. This fiber isolator is ideal for fiber laser and instrumentation applications.

Motorized Variable Optical Delay Line provides precision optical path length adjustment of up to 500 ps. Driven by a stepping motor, the MDL has a delay resolution about 10 μm (34 fs). In addition, its advanced motion design guarantees longevity for long-term continuous operation. Low insertion loss and high reliability make this device ideal for integration in optical coherence tomography (OCT) systems, network equipment and test instruments for precision optical path length control or timing alignment.

Variable Optical Delay Line provides precision optical path variation of more than 15 cm (500 ps). The compact, rugged design makes the device ideal for integration in network equipment, test instruments, and optical for integration in network equipment, test instruments, and optical coherence tomography (OCT) systems for precision optical path length or timing alignment.

The Optical Fiber Mirror is designed and manufactured according to Telcordia standard. It is characterized with low insertion loss, excellent environmental stability and reliability. It has been widely used in fiber optics communication equipment, fiber sensing to reflect light input backward through the fiber.

The Faraday Mirror is a passive device that provides 90 degree rotation regarding to the polarization state of the input light. The FM offers excellent performance including the lowest possible insertion loss and environmental stability. It is used in EDFAs, fiber lasers and fiber instruments to minimize the polarization effect.

The RC Fiber Faraday Mirror is a passive device that provides 90 degree rotation without regarding to the polarization state of the input light. The RCFM offers excellent performance including the lowest possible insertion loss and environmental stability. It is used in compact optical amplifier, DWDM systems, sensors, compact optical circuits and other fiber optic communication equipment to minimize the polarization effect.

The Fiber Optic Tunable Filter is based on fiber Fabry-Perot interferometer technology. Activated by a piezoelectric transducer, the device can be tuned across the entire C + L band. It is ideal for applications in signal selection, noise rejection, and spectrum analysis. Two thermistors are mounted in the filter package for temperature monitoring.

It is a high-performance cost effective External Cavity Laser.

It is a compact laser modules employing the RIO high-performance ECL.

It is a high-performance cost effective External Cavity Laser.

It is a compact laser module employing the RIO high-performance ECL.

It is a high power laser module employing the RIO high-performance ECL.

It is a compact benchtop lasers based on the RIO high-performance ECL.

The Isolator Polarization Beam Combiner/Splitter is a compact device that provides both polarization beam combining and optical isolation in one integrated component. The most common application is to combine two pump lasers into one single fiber to double the pump power in EDFA or Raman Amplifier. The Beam Combiner/Splitter has extremely low insertion loss, and it can improve the amplifier performance.

The Mini PM RC Fiber Isolator is designed and manufactured to Telcordia standard. The unique manufacturing process and optical path epoxy-free design enhance the device's high power handling capability. This fiber isolator is characterized with high performance, high reliability and low cost. It has been widely used in EDFAs, DWDM systems, sensors, compact optical circuits and other fiber optic communication equipment to suppress back reflection and back scattering.

The Mini Polarization Insensitive Isolator series is characterized with very compact package, low insertion loss, high isolation, high return loss and excellent environmental stability and reliability. This optical isolator is specifically designed to help engineers cope with smaller module designs or more components that need to fit into a module/linecard for highly integrated system requirements.

The Polarization Maintaining Faraday Mirror is a passive device that provides 90 degree rotation regarding to the polarization state of the input light. The PMFM offers excellent performance, including the lowest possible insertion loss and environmental stability. It is used in amplifiers, fiber lasers and fiber instruments to minimize the polarization effect.

The Bandpass Filter is a micro optics device based on environmentally stable thin film filter technology. It is used to block out unwanted noise signals in EDFAs and fiber laser systems. This component is characterized with high isolation, low insertion loss, high return loss, excellent environmental stability and high power handling capability.

The Multimode Patchcord series has excellent environmental stability, high return loss and low insertion loss. It is ideal for multimode fiber lasers and test instrumentation applications.

Mini Type Manual Variable Optical Attenuator (MVOA) operates by manually moving a shading element into optical beam. The shading element can be integrated and adjusted to get any attenuation value in a range. MVOA features low insertion loss, good resolution, high stability and good reliability. The Manual Variable Optical Attenuator applies for pre-emphasis attenuation, transmitter power control, in-line power equalization, and amplifier power control, etc.

A metal film is deposited on the fiber surface by sputtering process. Metalized fiber can be soldered into a package to achieve hermetical sealing and provide high environmentally reliable interconnection for optical devices. The metalized fiber is widely used in passive and active devices.

The Fiber Collimator is the basic element for in-line fiber optics components, such as isolator and FWDM. The fiber collimator has low insertion loss and high return loss. The unique processing and high quality AR coating also enable this fiber collimator to handle high power.

The Gain Flattening Filter is a micro optics device based on environmentally stable thin-film filter technology. It is used to flatten the spectral gain in EDFAs. The components are characterized with low error function, low insertion loss, high return loss, excellent environmental stability and high power handling capability.

The Integrated Tap Photodiode (TAPD) integrates the functionality of an optical coupler and a photodiode for optical network's power detection. It applies for channel power monitoring in DWDM system, in-line optical network switching protection monitoring (OLP), reconfigurable optical add/drop multiplexers (ROADM), and gain/attenuation monitoring in EDFAs and networks's power detection, etc.

AFR's MEMS Variable Optical Attenuator is based on an electrostatic drived micro-electro-mechanical-system (MEMS) chip. The MEMS Variable Optical Attenuator chip consists of a tilting mirror to change light coupling between input and output fibers. The components are characterized with low insertion loss, fast response and compact size. The MEMS Variable Optical Attenuator is widely uesd in WDM networks, power control or gain variation in EDFA.

AFR broadband analog intensity modulators combine high linearity with a low driving voltage and small footprint, covering the entire frequency range from 20 GHz to beyond 40 GHz (AM20-XT: 20 - 30 GHz; AM40-XT: More than 30 GHz). The AM-XT version provides an extended operating temperature range of - 55 to + 85°C for harsh environmental applications.

The Polarization Maintaining Filter Coupler is manufactured using advanced technology to allow the input signal to be split at various ratios with high extinction ratio. The PM Filter Coupler/Splitter supports both polarizations.

The Polarization Maintaining Tap Coupler/Splitter is manufactured using advanced technology to allow the input signal to be split at various ratios with high extinction ratio.

The PMFCM series is manufactured using advanced technology to allow the input signal to be split into multi channels at a given splitting ratio with high extinction ratio, low excess loss, good uniformity, low wavelength dependance and low temperature dependence. It can be widely used in fiber sensors, amplifiers, lasers, etc.

The MMFC series offers very low excess loss, broad operating band and high stability and reliability. The fiber coupler/splitter is extensively used in LAN, multimode fiber communication systems, fiber sensors and testing instruments.

The Fiber Pigtailed Photodiode Array (FPDA) is a compact, multi-channel power-detecting device. It obviously simplifies module design and assembling process by pre-integrating several single power detectors in one package. It features with standard pins with 2.54 mm space that easily mount on PCB. It applies for channel power monitoring in DWDM system, in-line optical network switching protection monitoring (OLP), reconfigurable optical add/drop multiplexers (ROADM), and gain/attenuation monitoring in network's power detection.

The Fiber Pigtailed Photodiode is a coaxially packaged photoelectrical component. It features high responsivity, low dark current and good temperature performance over a wide wavelength range. It can be applied for channel power monitoring in DWDM system, in-line optical network switching/protection monitoring (OLP), reconfigurable optical add/drop multiplexer (ROADM), and gain attenuation monitoring in EDFAs and networks's power detection, etc.

The Unidirectional Integrated Tap Photodiode (UTPD) integrates the functionality of an optical coupler and a photodiode for optical network's power detection. The unidirectional feature allows the PD to respond to power from input port only. It can be applied for channel power monitoring in DWDM system, in-line optical network switching protection monitoring (OLP), reconfigurable optical add/drop multiplexers (ROADM), and gain/attenuation monitoring in EDFAs, network's power detection, etc.

The In-Line Polarizer is designed to pass light with one specific polarization while blocking the other polarization. It can be used to convert unpolarized light into polarized light with high extinction ratio. It can also be used to enhance the extinction ratio of signals with its excellent polarization properties. It is ideal for high speed communication systems and test instrumentations where high polarization extinction ratio is required.

The Reduced Cladding In-line Polarizer is designed to pass light with one specific polarization while blocking the other polarization.It can be used to convert unpolarized light into polarized light with high extinction ratio. It can also be used to enhance the extinction ratio of signals with its excellent polarization properties. It is ideal for high speed communication systems and test instrumentations where high polarization extinction ratio is required.

The Dual Polarization Beam Combiner/Splitter, 2 × 2 PBC/PBS, is a compact high performance lightwave component that combines or divides two orthogonal polarization signals into one or two output fibers. The most common applications are in polarization mode dispersion compensator, EDFA, Raman Amplifier, coherent telecommunication systems and fiber sensor. The Dual Polarization Beam Combiner/Splitter is characterized with high extinction ratio and low insertion loss.

The PMDWDM series is designed and manufactured according to Telcordia and ITU standard, and it preserves the polarization of optical signals. This device use environmentally stable thin film filter and advanced packaging technology to achieve wide passband, low insertion loss, high channel isolation, excellent environmental stability and high extinction ratio. They can be used individually to perform single channel add or drop function or can be used in DWDM systems and fiber sensor systems, etc.

The PM FWDM series provides wavelength division multiplexing while maintaining signal polarization. This component is based on environmentally stable thin film filter technology and is characterized with high extinction ratio, low insertion loss, and high return loss. They are ideal for high speed WDM network systems.

The PMIWDM series combines Filter WDM and isolator into a compact package to offer a cost saving solution. This device is ideal for fiber amplifier applications to combine signal and pump wavelengths with very stable 1550 nm signal isolation. It is designed and manufactured according to Telcordia standard.

The Multimode Filter Wavelength Division Multiplexer series is based on environmentally stable thin film filter technology. These components combine or separate light at different wavelengths in a wide wavelength range. They offer very low insertion loss, high isolation and excellent environmental stability. High power handling capability can be achieved through unique pigtail processing and high quality AR coating. These components have been extensively used in multi-mode fiber communication, CATV and testing instrumentation.

The Singlemode Wavelength Division Multiplexer combine or separate light at different wavelengths. They offer very low insertion loss, high isolation and excellent environmental stability. These components have been extensively used in EDFA, CATV, WDM networks and fiber optic instruments.

The multi-channel Dense Wavelength Division Multiplexer Module is based on thin film DWDM devices by cascading individual channels into sequence. Channel numbers can be as high as 40 (16) for 100 (200) GHz systems in C band or in L band. They are featured with wide passband, low insertion loss, high channel isolation and high environmental stability. They can be used in dense WDM systems to perform mutiplexing or demutiplexing functions.

The Dense Wavelength Division Multiplexer series is designed and manufactured based on Telcordia standard and ITU standard.The devices use environmentally stable thin film filter and advanced packaging technology to achieve wide passband, low insertion loss, high channel isolation and excellent environmental stability. They can be used to perform single channel add or drop function or can be cascaded into sequence for multi-channel applications in DWDM systems.

The Filter Wavelength Division Multiplexer is based on environmentally stable thin film filter technology. The devices combine or separate light at different wavelengths in a wide wavelength range. They offer very low insertion loss, low polarization dependence, high isolation and excellent environmental stability. High power handling capability can be achieved through unique pigtail processing and high quality AR coating. These components have been extensively used in EDFAs, Raman amplifiers, WDM networks and fiber optical instruments.

The Coarse Wavelength Division Multiplexer series is designed and manufactured based on Telcordia standard. The devices use environmentally stable thin film filter and advanced packaging technology to achieve wide passband, low insertion loss, high channel isolation and excellent environmental stability. They can be used individually to perform single channel add or drop function or can be cascaded into sequence for multi-channel applications in CWDM systems.

The 2 × 2 Polarization Maintaining Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, incoming Port 2 signals to Port 3, and incoming Port 3 signals to Port 4. This optical circulator provides high isolation, low insertion loss, high extinction ratio, and excellent environmental stability.

The Polarization Maintaining Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3. The PM Optical Circulator provides high isolation, low insertion loss, high extinction ratio, and excellent environmental stability.

The Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3. This PM Optical Circulator provides high isolation, low insertion loss, high extinction ratio and excellent environmental stability.

The Mini Fiber Optic Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3. The optical circulator provides high isolation, low insertion loss, low PDL, low PMD and excellent environmental stability. It is widely used in combination with fiber gratings and other reflective components in DWDM systems, high speed systems and bi-direction communication systems.

The Polarization Maintaining Tap Isolator combines a tap coupler and polarization sensitive/insensitive isolator into a single compact package. It has high extinction ratio and very low insertion loss. This component is ideal for fiber amplifier and fiber optic systems where signal monitoring is required.

The Polarization Maintaining Isolator is characterized with low insertion loss, high isolation, high return loss, high extinction ratio and excellent environmental stability and reliability. This optical isolator is ideal for polarization maintaining fiber amplifers, fiber lasers, high speed communication systems and instrumentation applications.

The Polarization Maintaining Tap Isolator combines a tap coupler and polarization sensitive isolator into a single compact package. It has high ER and very low insertion loss. This optical isolator component is ideal for fiber amplifiers and fiber optic systems where signal monitoring is required.

The Polarization Maintaining Tap Isolator combines a tap coupler and polarization sensitive isolator into a single compact package. It has high extinction ratio and very low insertion loss. This optical isolator is ideal for fiber amplifiers and fiber optic systems where signal monitoring is required.

The High Power Polarization Maintaining Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. This optical isolator is ideal for fiber laser and instrumentation applications.

The Multimode Polarization Insensitive Isolator is designed and manufactured according to Telcordia standard. The unique manufacturing process and optical path epoxy-free design enhance the device achieve high power handling capability. The device is characterized with high performance, high reliability and low cost. The optical isolator has been widely used in fiber lasers, transmitters and other fiber optics communication equipment to suppress back reflection and back scattering.

The Polarization Insensitive Isolator is designed and manufactured according to Telcordia standard. The unique manufacturing process and optical path epoxy-free design enhance the device's high power handling capability. The optical isolator is characterized with high performance, high reliability and low cost. It has been widely used in EDFAs, fiber lasers, transmitters and other fiber optics communication equipment to suppress back reflection and back scattering.

The Free Space Isolator Epoxy is designed for integration within laser diode package to prevent back reflection. The high isolation, low insertion loss and large aperture features make the optical isolator epoxy flexible to fit with different diode laser packaging requirements.

The Twin Isolator integrates two independent isolators into one standard isolator package and is excellently suited for EDFAs or instrumentation designs where two or more isolators are used. The Twin Optical Isolator offers excellent temperature stability, low insertion loss, high isolation, low temperature dependence and great space saving.

AFR's MEMS Variable Optical Attenuator is based on an electrostatic drived micro-electro-mechanical-system (MEMS) chip. The MEMS Variable Optical Attenuator chip consists of a tilting mirror to change light coupling between input and output fibers. The components are characterized with low insertion loss, fast response and compact size. The MEMS Variable Optical Attenuator is widely uesd in WDM networks, power control or gain variation in EDFA.

The PM Patchcord series has excellent environmental stability, high return loss, low insertion loss. It is ideal for PM amplifiers, fiber lasers and test instrumentation applications.

The (1+1)×1 Multimode Pump & Signal Combiner enables highly efficient combining of the powers from 1 multimode pump diode and a signal beam from the signal fiber into a double clad output fiber. The Pump & Signal Combiner is also available for different fiber types.

The Polarization Beam Combiner/Splitter is a compact high performance lightwave component that combines two orthogonal polarization signals into one output fiber. The most common application is to combine two pump lasers into one single fiber to double the pump power in EDFA or Raman Amplifier. This Beam Combiner/ Splitter can also be used as a beam splitter.

The Multimode Pump Protector is a micro optic device based on environmentally stable thin-film filter technology. It is used to block out unwanted noise signals in multimode fiber communication systems. The components are characterized with high isolation, low insertion loss, high return loss, excellent environmental stability and high power handling capability.

The Bandpass Filter is a micro optics device based on environmentally stable Thin-Film filter technology. It is used to block out unwanted noise signals in EDFAs and fiber laser systems. These components are characterized with high isolation, low insertion loss, high return loss, excellent environmental stability and high power handling capability.

The 1064 nm Faraday Mirror is a passive device that provides 90 degree polarization rotation respect to incident light. The FM offers excellent performance including the lowest possible insertion loss and environmental stability. It is used in amplifiers, fiber lasers and fiber instruments to minimize the polarization effect.

The PM Bandpass Filter is a micro optics device based on environmentally stable thin-film filter technology. It is used to block out unwanted wavelength bands in fiber laser systems. The components are characterized with high isolation, low insertion loss, high extinction ratio, excellent environmental stability and high power handling capability.

The Pump Protector is a micro optics device based on environmentally stable thin-film filter technology. It is used to block out unwanted noise signals in EDFAs and fiber laser systems. The components are characterized with high isolation, low insertion loss, high return loss, excellent environmental stability and high power handling capability.

The 1064 nm PM Fiber Collimator is a basic element for in-line fiber optic components, such as isolator. It has low insertion loss and high return loss. The unique processing and high quality AR coating enable this PM Fiber collimator to handle high average power.

The Multimode Fiber Bandpass Filter is a micro optic device based on environmentally stable thin film filter technology. It is used to block out unwanted noise signals in multimode fiber communication systems. These components are characterized with high isolation, low insertion loss, high return loss, excellent environmental stability and high power handling capability.

Mini Type Manual Variable Optical Attenuator (MVOA) operates by manually moving a shading element into optical beam. The shading element can be adjusted to get any attenuation value in a range. This MVOA features low insertion loss, good resolution, integrating high stability, good reliability and applies for pre-emphasis attenuation, transmitter power control, in-line power equalization and amplifier power control, etc.

The Cladding Power Stripper (CPS) is designed for efficiently stripping off residual cladding power, ASE and escaped core modes of double cladding fiber while preserving minimal degradation to signal power and beam quality.

AFR's Integrated Polarization Maintaining Tap Power Detector (PMTAPD) integrates the functionality of a optical coupler and a photodiode for optical network's power detection. It applys for channel power monitoring in DWDM system, in-line optical network switchingprotection monitoring(OLP), re-configurable optical add/drop multiplexer(OADM), and gain/attenuation monitoring in EDFA, etc.

The Mode Field Adapter can effectively expand the mode field of single-mode fiber or LMA fiber, match the LP01 mode field of larger LMA fiber. Available for different fiber types.

The High Power Pump & Signal Combiner enables highly efficient combining of the powers from up to 6 multimode pump diodes and a signal laser into a double cladding output fiber. The pump and signal combiner can handle more than 1 kW combined power. Available for different fiber types.

The High Power N × 1 Laser Combiner is designed for combining the power from N units of kW class fiber laser with high efficiency. The laser combiner is available for different fiber types.

The ClearCut pulse stretchers are chirped fiber bragg gratings for ultrafast fiber lasers. With AFR's ClearCut design and special process, the devices could provide large dispersion for pulse stretching and performance with outstanding reliability. Custom configurations are available.

The ClearCut Fiber Bragg Grating Reflectors are components designed for ultrafast lasers without extra dispersion. With AFR's ClearCut design and special process, the FBG have ultra low temperature slope and outstanding reliability. Custom configurations are available.

The PMFCM series is manufactured by using advanced technology to allow the input signal to be split into multiple channels at a given splitting ratio with high extinction ratio, low excess loss, good uniformity, low WDL and low TDL. It can be widely used in fiber sensors, amplifiers, various laser applications, etc.

The Polarization Maintaining Tap Coupler is manufactured by using advanced technology to allow the input signal to be split at various ratios with high extinction ratio.

The 2 μm Fiber Pigtailed Photodiode is a coaxial package photoelectrical component. It features high responsivity, low dark current and good temperature performance over a wide wavelength range.

The 2 μm Polarization Maintaining Tap Coupler/Splitter is manufactured by using advanced technology to allow the input signal to be split at various ratios with high extinction ratio.

The Ultra Low Ratio Tap Coupler splits a very small amount of light from a signal path to a tap port. Low tap ratios such as 0.1%, 0.01% or 0.001% enable the monitoring photodetector to operate without damage or saturation. It is suitable for very high optical power, its main application is in the monitoring of optical sources such as fiber lasers.

The Singlemode Coupler offers very low insertion loss and excellent environmental stability. Accurate coupling ratios from 1/99 to 50/50 are available with very good uniformity in the operating wavelength range. These components find extensive applications to perform power splitting and monitoring functions in all kinds of optical communication systems.

The Polarization Maintaining Fused Coupler offers very low insertion loss, high polarization extinction ratio and excellent environmental stability. Accurate coupling ratios from 0.01/99.99 to 50/50 are available with very good uniformity at center wavelength. These components find extensive applications to perform power splitting and mornitoring functions in all kinds of optical communication systems.

The Special Wavelength Coupler offers very low insertion loss, low polarization dependent loss and excellent environmental stability. Accurate coupling ratios from 0.01/99.99 to 50/50 are available with very good uniformity in the operating wavelength range. These components find extensive applications to perform power splitting and monitoring functions in all kinds of optical communication systems.

The Singlemode Broadband Coupler offers very low insertion loss, low polarization dependent loss and excellent environmental stability. This coupler series offers accurate coupling ratios from 1/99 to 50/50 and is available with very good uniformity in a wide wavelength range. These components find extensive applications to perform power splitting and mornitoring functions in all kinds of optical communication systems.

The 1064 nm In-Line Polarizer is designed to pass light with one specific polarization while blocking the other polarization. It can be used to convert unpolarized light into polarized light with high extinction ratio. It can also be used to enhance the extinction ratio of signals with its excellent polarization properties. It is ideal for high speed communication systems and test instruments where high polarization extinction ratio is required.

The 2 μm Polarization Insensitive Isolator is designed and manufactured according to Telcordia standard. The unique manufacturing process and optical path epoxy-free design enhance the device's high power handling capability. This optical isolator is characterized with high performance and reliability. It is designed specially for 2 μm laser system.

The 2 μm In-Line Polarizer is designed to pass light with one specific polarization while blocking the other polarization. It can be used to convert unpolarized light into polarized light with high extinction ratio. It can also be used to enhance the extinction ratio of signals with its excellent polarization properties. It is ideal for high speed communication systems and test instrumentations where high polarization extinction ratio is required.

The 2 μm Polarization Maintaining Isolator is designed and manufactured according to Telcordia standard. The unique manufacturing process and optical path epoxy-free design enhance the device's high power handling capability. This optical isolator is characterized with high performance and reliability. It was designed specially for 2 μm laser system.

The (2+1)×1 Multimode Pump and Signal Combiner enables highly efficient combining of the powers from 2 multimode pump diodes and a signal beam from the signal fiber into a double clad output fiber. The Pump & Signal Combiner is also available for different fiber types.

The 7 × 1 Multimode Pump Combiner is designed for combining the power from 7 multimode laser diodes. The pump combiner is also available for different fiber types.

The (18+1)×1 Multimode Pump and Signal Combiner enables highly efficient combining of the powers from up to 18 multimode pump diodes and a signal laser into a double cladding output fiber. Available for different fiber types.

The 2000 nm & 793 nm (2+1)×1 Multimode Pump & Signal Combiner enables highly efficient combining of the powers from 2 multimode pump diodes and a signal laser into a double cladding output fiber. The Pump & Signal Combiner is also available for different fiber types.

The High Power Polarization Insensitive Isolator is characterized with low insertion loss,high isolation, high power handling, high return loss, excellent environmental stability and reliability. The High Power Polarization Insensitive Isolator is ideal for fiber lasers and instrumentation applications.

The 1064 nm Isolator Polarization Beam Combiner/Splitter is a compact device which provides both polarization beam combining and optical isolation functions in one integrated device. The most common application is to combine the light of two pump lasers into a single fiber by doubling the pump power.

The 1064 nm Polarization Beam Combiner/Splitter is a compact, high performance lightwave component that combines two orthogonal polarization signals into one output fiber. The most common application is to combine the light of two pump lasers into one single fiber by doubling pump power. The typical configuration uses two PM fibers as input and SM fiber as output. The device can also be used as a beam splitter.

The High Power Polarization Insensitive Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. This optical isolator is ideal for fiber laser and instrumentation applications.

The Filter Wavelength Division Multiplexer is based on environmentally stable thin-film filter technology. The devices combine or separate light at different wavelengths in a wide wavelength range. The FWDM offers very low insertion loss, low polarization dependence, high isolation and excellent environmental stability. High power handling capability can be achieved through unique pigtail processing and high quality AR coating. These components have been extensively used in EDFAs, Raman amplifiers, WDM networks and fiber optical instruments.

The Polarization Maintaining Filter Wavelength Division Multiplexer provides wavelength division multiplexing (or demultiplexing) while maintaining signal polarization. The components are based on environmentally stable thin-film filter technology and are characterized with high extinction ratio, low insertion loss, and high return loss. They are ideal for high speed WDM network systems.

The 2 μm Filter Wavelength Division Multiplexer series is based on environmentally stable thin-film filter technology. The devices combine or separate light at different wavelengths in a wide wavelength range. They offer very low insertion loss, low polarization dependence, high isolation and excellent environmental stability. High power handling capability can be achieved through unique pigtail processing and high quality AR coating.

The 2 μm Filter Wavelength Division Multiplexer series is based on environmentally stable thin film filter technology. The devices combine or separate light at different wavelengths in a wide wavelength range. They offer very low insertion loss, low polarization dependence, high isolation and excellent environmental stability. High power handling capability can be achieved through unique pigtail processing and high quality AR coating.

The Wavelength Division Multiplexer combine or separate light at different wavelengths. They offer very low insertion loss, low polarization dependent loss, high isolation and excellent environmental stability. These components have been extensively used in fiber laser, CATV, WDM networks and fiber optic instruments.

The Singlemode Wavelength Division Multiplexer combine or separate light at different wavelengths. They offer very low insertion loss, low polarization dependent loss, high isolation and excellent environmental stability. These components have been extensively used in raman amplifier, CATV, WDM networks and fiber optic instruments.

The Polarization Maintaining Fused Wavelength Division Multiplexer combine or separate light at different wavelengths. They offer very low insertion loss, high extinction ratio, and excellent environmental stability. These components can be operated on both fast and slow axis.

The Polarization Maintaining Fused Wavelength Division Multiplexer combine or separate light at different wavelengths. They offer very low insertion loss, high extinction ratio, and excellent environmental stability. These components can be operated on both fast and slow axis.

The Singlemode Wavelength Division Multiplexer combine or separate light at different wavelengths. They offer very low insertion loss, low polarization dependent loss, high isolation and excellent environmental stability. These components have been extensively used in EDFA, CATV, WDM networks and fiber optic instruments.

The 2 μm Fused Wavelength Division Multiplexer combines or separates light at 1570 nm (800 nm) and 2000 nm windows. They offer very low insertion loss and excellent environmental stability.

The 2 μm Polarization Maintaining Fused Wavelength Division Multiplexer combine or separate light at different wavelengths. They offer very low insertion loss, high extinction ratio, and excellent environmental stability.

The 4-Port Polarization Maintaining Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, incoming Port 2 signals to Port 3, and incoming Port 3 signals to Port 4. This PM Optical Circulator provides high isolation, low insertion loss, high extinction ratio, and excellent environmental stability.

The Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3. The Optical Circulator provides high isolation, low insertion loss, low PDL, low PMD and excellent environmental stability.

The 1064 nm Polarization Maintaining Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3. The PM Optical Circulator provides high isolation, low insertion loss, high extinction ratio, and excellent environmental stability.

The High Power Polarization Insensitive Circulator is characterized with low insertion loss, high isolation, high power handling, high return loss. This circulator is ideal for fiber lasers and instrumentation applications.

The High Power Polarization Insensitive Circulator is characterized with low insertion loss, high isolation, high power handling, high return loss. The circulator is ideal for fiber laser and instrumentation applications.

The 2 × 2 Polarization Maintaining Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, incoming Port 2 signals to Port 3, and incoming Port 3 signals to Port 4. The optical circulator provides high isolation, low insertion loss, high extinction ratio, and excellent environmental stability.

The 2 μm Polarization Insensitive Circulator is a high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3.

The ClearCut kW Package-Free Fiber Bragg Grating products are ultra low insertion loss fiber bragg gratings for high power fiber lasers. With AFR's ClearCut design and special process, the FBG can handle kilowatt level pump power and signal power with recoated only.

The ClearCut 2 μm Series Fiber Bragg Grating products are ultra low insertion loss fiber bragg gratings for high power fiber lasers. With AFR's ClearCut design and special process, the FBG can handle high power laser around 2 μm. Custom configurations are available.

The High Power (18+1)×1 Pump & Signal Combiner enables highly efficient combining of the powers from up to 18 multimode pump diodes and a signal laser into a double cladding output fiber.The pump and signal combiner can handle more than 1 kW combined power. Available for different fiber types.

AFR's Dragon 20 kW Laser Cable provides QBH compatible connector for high power fiber lasers up to 20 kW. Technologies incorporated include cladding mode stripping, indirect water cooling and safety interlock.

AFR high bandwidth zero-chirp F10 modulators are based on the Mach-Zehnder Interferometer (MZI) architecture. They are manufactured using the highly reliable titanium indiffusion technology in X-Cut, Y-Propagating LiNbO₃ substrates. The F10 is a single drive modulator designed for high bit rate advanced metro to long haul communication systems that requires the superior performance. The F10 modulator contains an integrated photo detector that may be used to set and lock the DC bias on the modulator as well as provide an estimate of the modulator output optical power.

The 40G-IQ-XT modulator design is based on a dual parallel structure of 2 Mach-Zehnder modulators embedded in a Mach-Zehnder super-structure. Each internal modulator is designed to have EO bandwidth above 20 GHz. Monitor photodiode is provided for automatic bias control. The 40G-IQ-XT version is provided with an extended operating temperature of - 55 to + 85°C for different environmental applications.

AFR broadband phase modulators combine high linearity with low driving voltage and a small footprint, covering all the frequency range up to 10 GHz.

AFR's Dragon 3 kW Laser Cable provides QBH compatible connector for high power fiber lasers up to 3 kW. Technologies incorporated include cladding mode stripping, indirect water cooling, protective window and safety interlock.

AFR provides Hermetic Fiber Feedthrough by hermetically attaching gold plated metal ferrule to fiber cables base on different applications to guarantee excellent hermetic feedthrough performance. SM, MM, PM individual fiber or ribbon fiber available upon request. The hermetic feedthrough is commonly used in PLC module, LD packaging and integrated optics packaging for hermetic sealing purpose.

The (6+1)×1 High Power Combiner with ClearCut Fiber Bragg Grating enables highly efficient combining of the powers from up to 6 multimode pump diodes into an FBG with low insertion loss for high power fiber lasers. With AFR's ClearCut design and packaging, the devices can handle 3 kW pump power and 3 kW signal power.

Motorized Variable Optical Delay Line provides precision optical path length adjustment of up to 500 ps. Driven by a stepping motor and driver has been integrated inside following the RS-232 standard, the MDL has a delay resolution about 0.76 μm (2.5 fs). In addition, its advanced motion design guarantees longevity for long-term continuous operation. Low insertion loss and high reliability make this device ideal for integration in optical coherence tomography (OCT) systems, network equipment and test instruments for precision optical path length control or timing alignment.

AFR's Dragon 30 kW product provides Q+ compatible connector for high power fiber lasers up to 30 kW. Technologies incorporated include cladding mode stripping, indirect water cooling, and safety interlock.

AFR's Dragon 15 kW Laser Cable provides QBH compatible connector for high power fiber lasers up to 15 kW. Technologies incorporated include cladding mode stripping, indirect water cooling and safety interlock.

AFR's Dragon 20 kW product provides QD compatible connector for high power fiber lasers up to 20 kW. Technologies incorporated include cladding mode stripping, indirect water cooling, and safety interlock.

AFR's Dragon 30kW product provides LOE compatible connector for high power fiber lasers up to 30 kW. Technologies incorporated include cladding mode stripping, indirect water cooling, and safety interlock.

AFR's new AM70 XT Thin-Film LiNbO₃ intensity modulator expands the performance of traditional modulators by combining a much lower driving voltage and a smaller footprint with bandwidth exceeding 60 GHz. Equipped with V connectors and featuring an extended operating temperature range, the AM70 XT is the most advanced solution for shifting analog fiber optic link transmissions to higher frequencies. AFR engineers are available to support customers by providing detailed product specifications to help address specific application requirements.

AFR's HB-CDM-130G is a quad-channel 130 GBaud high-bandwidth coherent driver modulator integrated with an RF driver, based on Thin-Film LiNbO₃ chip. It is designed for 400/800 Gb/s or 1.2Tb/s coherent optical transport systems and transceivers, with baud rate over 130G per channel.

The 40G-Thin Film modulator design is based on a dual parallel structure of 2 Mach-Zehnder modulators embedded in a Mach-Zehnder super-structure. Each internal modulator is designed to have EO bandwidth above 20 GHz. Monitor photodiode is provided for automatic bias control.

AFR offers Thin Film Lithium Niobate (TFLN) modulator chips in different formats and data rate, including DR8 and 2 x FR4 @ 100 Gbps/lane for 800 Gbps applications and DR4 @ 400 Gbps/lane for 1.6 Tbps applications. With expereince and know-how, AFR engineers are available to customize our products to meet customers' specific requirements.

AFR broadband phase modulator combines high linearity with low driving voltage and small footprint, covering frequency range from DC up to 8 GHz. The extended operating temperature range given by this series of phase modulators can operate at different environmental applications.

AFR 1 × 2 PM MEMS Optical Switch is based on an electrostatic drived micro-electro-mechanical-system (MEMS) chip. The MEMS Variable Optical Attenuator chip consists of a tilting mirror to change light coupling between input and output fibers. The components are characterized with low insertion loss, high return loss, excellent environmental stability and reliability. The optical switch has been widely used in fiber optics communication equipment, fiber instruments, fiber sensing to switch channels.

The Polarization Maintaining Optical Circulator is a compact, high performance lightwave component that routes incoming signals from Port 1 to Port 2, and incoming Port 2 signals to Port 3. The PM Optical Circulator provides high isolation, low insertion loss, high extinction ratio, and excellent environmental stability.

The QSFP Optical Channel Monitor is an integrated photonics-based module that allows the measurement of critical information of optical channels in DWDM networks. It is designed to be compatible with QSFP MSA on mechanical and electrical interface, which allow it be plug-and-play in QSFP cage.

The QSFP Optical Time Domain Reflectometer is a very compact optical time domain reflectometer. It is designed to be compatible with QSFP MSA on mechanical and electrical interface, which allows it to be plugged into QSFP, QSFP-28 and QSFP-DD cages.

The QSFP-DD Dual EDFA is a pluggable dual EDFA product designed for C-Band 8 channels DWDM amplification. It is designed to be compatible with QSFP-DD MSA on mechanical and electrical interface, which allow it be plug-and-play in QSFP-DD cage.

The QSFP-DD Full C-Band EDFA is a pluggable EDFA product designed for full C-Band DWDM amplification. It is designed to be compatible with QSFP-DD MSA on mechanical and electrical interface, which allow it be plug-and-play in QSFP-DD cage.

The ClearCut Raman Scattering Suppressor Fiber Bragg Grating products are ultra low insertion loss fiber bragg gratings for high power fiber lasers. With AFR's ClearCut designing and special process, the devices can handle kilowatt level pump power and signal power with recoated only. It is the only cost-effective solution that eliminates the SRS at its source and enables immunity from back reflection from the work piece.

The Polarization Insensitive Isolator is designed and manufactured according to Telcordia standard. The unique manufacturing process and optical path epoxy-free design enhance the device's high power handling capability. The optical isolator is characterized with high performance, high reliability and low cost. It has been widely used in EDFAs, Raman amplifiers, DWDM systems, fiber lasers, transmitters and other fiber optics communication equipment to suppress back reflection and back scattering.

The Free Space Isolator is designed for integration within laser diode package to prevent back reflection. The high isolation, low insertion loss and large aperture features make the optical isolator flexible to fit with different diode laser packaging requirements.

The 1064 nm Polarization Insensitive Isolator features a compact package, low insertion loss, high isolation, high return loss and excellent environmental stability and reliability. With unique design, the device can handle very high peak power. This fiber isolator is ideal for suppressing back reflection in fiber lasers and other high performance laser based fiber optics systems.

The 1064 nm Polarization Maintaining Isolator is a micro optics device with low insertion loss, high isolation, high return loss, high extinction ratio and excellent environmental stability and reliability. This fiber isolator is ideal for amplifiers, fiber lasers and test instrument applications.

The Free Space Isolator series is designed for integration within laser diode package to prevent back reflection. The high isolation, low insertion loss and large aperture features make this free space isolator flexible to fit with different diode laser packaging requirements.

The 1064 nm Fiber to Free Space High Power Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, and excellent environmental stability and reliability. This optical isolator is ideal for fiber amplifer and fiber laser output isolation.

AFR's LaseGuard Isolator Series is designed for guarding the laser from back reflected light. The isolator normally rotates the polarized plane 45° clockwise in the forward direcition, an λ/2 waveplate is an option if other output polarization is preferred. The high transmission efficiency, high isolation, high power handling ability and large aperture features make it flexible to fit different applications in laser protection.

This 2 μm High Power Fiber to Free Space Isolator is characterized with low insertion loss, high isolation high power handling, high return loss, excellent environmental stability and reliability. This optical isolator is ideal for fiber laser and instrumentation applications.

The High Power Polarization Insensitive Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. The fiber isolator is ideal for fiber lasers and instrumentation applications.

The High Power Polarization Insensitive Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. This fiber isolator is ideal for fiber lasers and instrumentation applications.

AFR’s High Power Fiber to Free-Space Isolator (HPFSI) is the best choice for high power industrial pulse fiber lasers. With unique, patented technology, the power handling capacity was elevated to 500 W average laser power, and with very competitive cost-effectiveness.

The 1064 nm High Power Polarization Insensitive Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. The High Power Polarization Insensitive Isolator is ideal for fiber lasers and instrumentation applications.

AFR's SteadiBeam® is the best Isolator designed for high power pulsed fiber lasers. Two versions of design are compatible with lasers of 100 W and 200 W respectively. Under multiple patented technologies, the SteadiBeam® isolator delivers unparalleled performance of aberration-free and thermal lensing-free beam quality at any output power level. It also provides high isolation for reflection coming from all spatial angles.

AFR’s high power fiber to free-space isolator (HPFSI) is the best choice for high power industrial pulse fiber lasers.

The 1064 nm High Power Polarization Insensitive Isolator is characterized with low insertion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. It is ideal for fiber laser and instrumentation applications.

The Polarization Maintaining Tap Isolator combines a tap coupler and polarization sensitive isolator into a single compact package. It has high extinction ratio and very low insertion loss. The PM Tap Isolator is ideal for fiber amplifier and fiber optic system where signal monitoring is required.

AFR's Dragon 6 kW Laser Cable provides QBH compatible connector for high power fiber lasers up to 6 kW. Technologies incorporated include cladding mode stripping, indirect water cooling, protective window and safety interlock.

Advanced Fiber Resources (AFR) unveiled a comprehensive portfolio of core optical components and solutions for both datacom and telecom network applications at OFC 2026, held March 17–19 at the Los Angeles Convention Center. With a strong focus on high-speed connectivity and long-haul transmission, AFR’s exhibit highlighted innovations tailored for next-generation network architectures—spanning datacenters, AI clusters, and backbone networks.

At OFC 2026, Advanced Fiber Resources (AFR) and its partner Calient.AI jointly showcased the Calient® OCS product. Through a live demo of the OCS all-optical interconnect, the demonstration highlighted the solution's immense potential in building high-speed, highly efficient optical network architectures, empowering the comprehensive upgrade of future datacenters and intelligent computing networks.

At OFC 2026, Advanced Fiber Resources (AFR), alongside its wholly-owned subsidiary Vlink, is highlighting key optical interconnect components for datacenters, including fiber arrays, micro-collimator arrays, and high-density fiber connectors.

Advanced Fiber Resources (AFR) is showcasing a robust lineup of optical circulators, delivering highly reliable, mass-production-ready solutions to the industry. Driven by the rapid expansion of the datacom sector, high-performance circulators have become essential for next-gen datacenters, serving as critical components for 800G/1.6T upgrades.

Singapore, February 4-6, 2026—Advanced Fiber Resources (AFR), together with its subsidiaries Vlink and AFR Wuhan, participated in the Asia Photonics Expo (APE 2026).

San Francisco, California - January 20, 2026 - Advanced Fiber Resources (AFR) showcased its latest high-power optical isolators at Photonics West 2026, including iBeam 60 W Compact Dual-Stage Isolator, Dual-Stage In-Line lsolator and 2 kW Fiber Collimator.

AFR provides a one-stop solution for high-power fiber laser components, backed by strong R&D, advanced manufacturing, and years of expertise. From isolators, combiners, FBGs to laser cables, AFR delivers innovative, reliable solutions for the most demanding laser systems.

Copenhagen, Denmark – October 01, 2025 – AFR Milan, a subsidiary of Advanced Fiber Resources (AFR), successfully participated in the European Conference on Optical Communication (ECOC) 2025, held in Copenhagen, Denmark, from September 29 to October 1.

Advanced Fiber Resources (AFR) , a global leader in fiber optic components, successfully participated in Laser World of Photonics 2025, held in Munich, Germany. From industrial lasers to next-generation optical networks, AFR’s portfolio addresses the industry’s growing demand for higher power, efficiency, and bandwidth. Key exhibits include the Gain Fiber and Free-Space Pumping Isolator, 20 W Compact In-Line Isolator, 3 kW Laser Cavity Component, and Lithium Niobate modulators.

Advanced Fiber Resources (AFR) , a global leader in fiber optic components, successfully participated in Laser World of Photonics 2025, held in Munich, Germany. From industrial lasers to next-generation optical networks, AFR’s portfolio addresses the industry’s growing demand for higher power, efficiency, and bandwidth. Key exhibits include the Gain Fiber and Free-Space Pumping Isolator, 20 W Compact In-Line Isolator, 3 kW Laser Cavity Component, and Lithium Niobate modulators.

April 1, 2025 - Advanced Fiber Resources (AFR) announced today that its 2D Fiber Array Unit (FAU), developed by its wholly owned subsidiary Vlink, has been recognized as a high-scoring honoree in the 2025 Lightwave + BTR Innovation Reviews in the Optical Components category.

Advanced Fiber Resources (AFR) is set to demonstrate its 400 Gbps/lane thin-film lithium niobate (TFLN) modulator chip at OFC, which will be held at Moscone Center, San Francisco, California, April 1 – 3, 2025.

Advanced Fiber Resources (AFR) is honored to announce volume shipment of 96 GBaud and 130 GBaud TFLN coherent driver modulators (CDMs) to global tier-1 customers. Both products are based on thin film lithium niobate (TFLN) technology, featuring baud rates of 96G and 130G, dual-polarization multiplexing, low insertion loss, low modulation loss, in compact OIF-compatible packages, and can be used in DP-QPSK, DP-16-QAM and DP-64-QAM modulation formats, for long-haul, metro and DCI coherent transmissions up to 1600 Gbps.

Advanced Fiber Resources (AFR) officially announces volume shipment of AM70 ultra-high-speed TFLN modulators to global customers. AM70 is a single Mach-Zehnder modulator based on thin film lithium niobate (TFLN) technology, featuring a high bandwidth of up to 70 GHz, low insertion loss, low Vπ, and excellent linearity, in a compact package with a G3PO RF connector and DC pins.

The 2nd Asia Photonics Expo (APE) successfully concluded at the Sands Expo and Convention Centre in Singapore.

January 30, 2025 - Advanced Fiber Resources is pleased to announce its successful participation in Photonics West 2025, held January 28-30 in San Francisco.

September 25, 2024 – Advanced Fiber Resources Milan showcased its latest innovations at ECOC 2024, held from September 23-25 in Frankfurt, Germany.

March 26-28, 2024 - The world's largest optical networking and communications event, OFC, was held at the San Diego Convention Center. With 12,500 registrants from 74 countries, and 630 exhibiting companies were brought together this year, exploring the future direction of the industry.

March 25, 2024 - At the "Technologies and Applications of Thin Film Lithium Niobate Photonics" forum co-hosted by AFR and HyperLight, Dr. Hui Hu gave a speech entitled "Thin Film Lithium Niobate for Integrated Photonics," discussing the latest advancements and potential applications of thin film lithium niobate in the field of integrated photonics.

March 25, 2024 - Richard Xiao was a featured speaker at the "Technologies and Applications of Thin Film Lithium Niobate Photonics" forum, hosted jointly by AFR and HyperLight. His presentation, titled " Opportunities and challenges of Applying TFLN in High Speed Optical Transceivers," provided an insightful analysis of the current state and future prospects of this emerging technology.

March 25, 2024 - Dr. Jianying Zhou attended the AFR and HyperLight co-host forum, discussing the latest advancements in Thin Film Lithium Niobate Photonics.

March 25, 2024 - Dr. Mingzhi Lu attended the AFR and HyperLight-hosted forum, "Technologies and Applications of Thin Film Lithium Niobate Photonics."

March 25, 2024 - Dr. Xinlun Cai attended the AFR and HyperLight-hosted forum on "Technologies and Applications of Thin Film Lithium Niobate Photonics," delivering a presentation on "High Speed and Low Power Consumption TFLN Devices."

March 25, 2024 - Dr. Sy Rhee attended the forum titled "Technologies and Applications of Thin Film Lithium Niobate Photonics," organized jointly by AFR and HyperLight. During the forum, Dr. Rhee presented a speech titled "TFLN opportunities," discussing the key target applications and future prospects of thin-film lithium niobate photonics technology.

March 25, 2024 - Dr. Marko Lončar participated in the forum, "Technologies and Applications of Thin Film Lithium Niobate Photonics," held by AFR and HyperLight, and delivered a speech titled "High Performance Integrated Photonics based on Thin Film Lithium Niobate (TFLN)."

March 25, 2024 – AFR and HyperLight joined forces on March 25, 2024, to organize the highly anticipated forum, "Technologies and Applications of Thin Film Lithium Niobate Photonics," held at the San Diego Convention Center.

Mar. 8, 2024 - The inaugural Asia Photonics Expo (APE) concluded at Sands Expo and Convention Centre in Singapore. APE has brought together 350 exhibitors and many attendees from all over the world, serving as a platform for showcasing the latest technologies, exchanging ideas, and fostering partnerships.

Feb. 1, 2024 The much-anticipated Photonics West 2024 concluded at the Moscone Center in San Francisco.

Dec. 27, 2023 – The relentless expansion of data traffic in fiber-optic communication networks, fueled by emerging technologies such as artificial intelligence (AI) and big data, has become a driving force for innovation. According to Allied Market Research, the global datacenter market is anticipated to soar to $24.6 billion by 2031, with a remarkable compound annual growth rate (CAGR) of 5.9%. This surge in data transmission demands high-speed optical devices capable of handling the increased workload.

Dec. 14, 2023 – Advanced Fiber Resources (AFR) proudly participated as a co-organizer in the Lithium Niobate Photonics Conference 2023 (LiNC-2023), held from Dec. 6-9 in Hong Kong.

Dec. 14, 2023 – Advanced Fiber Resources (AFR) orchestrated a dynamic panel discussion at the LiNC 2023, where leading experts delved into the forefront of Thin Film Lithium Niobate (TFLN) technology.

ZHUHAI, China, Dec. 1, 2023 – Advanced Fiber Resources, as a leading provider of optical components, is pleased to announce the establishment of our new subsidiary in Thailand, marking a significant milestone for the AFR's development.

Advanced Fiber Resources (AFR) is proud to announce that its High Power Optical Isolators have been honored with a prestigious Silver Award in the 2023 Laser Focus World Innovators Awards Program.

June 27–30, 2023 – AFR participated in the Laser World of Photonics 2023 held in Munich, Germany. During the exhibition, AFR presented a diverse range of products, including optimized optical delay lines, high power continuous fiber laser components, LiDAR light source, and Lithium Niobate modulators.

Optical delay lines find wide application in diverse fields of optics, including coherent detection, imaging, optical measurement, scientific research, etc. With over 15 years of technical expertise in precision displacement control for delay line products, we have upgraded our products to the next level. Our modules now feature integrated stepper motor drive, controller, and status sensors, utilizing vector microstepping control for enhanced accuracy in optical path delay control and improved parameter stability. Through a serial protocol, you can effortlessly control optical delay remotely.

7-9 March, 2023—OFC, the largest global conference and exhibition for optical communications was held at the San Diego Convention Center.

January 31-February 2, 2023—SPIE Photonics West 2023 was held at the Moscone Center in San Francisco.

March 8-10, 2022 --- The world’s largest optical networking and communication event, OFC, was held at the San Diego Convention Center.

January 25-27, 2022 --- SPIE Photonics West 2022 was held at the Moscone Center in San Francisco.

Sep 27, 2021 --- Advanced Fiber Resources (AFR) is delighted to announce that its 2 μm High Power Optical Isolators were honored with a Silver Award of the 2021 Laser Focus World Innovators Awards Program.

AFR is launching optimized products for high power CW lasers, including ClearCut Raman Scattering Suppression Fiber Bragg Grating (RSS FBG), 3 kW Laser Cavity Component and Dragon 30 kW Laser Cable. With strong capabilities and rich experience, AFR's High Power CW Laser Components are dedicated to providing you with the best solution to meet your requirements.

High Power has become so demanding in Continuous Wave (CW) Laser. It has been widely used in many industries and applications. The High Power CW Laser Component Series presented by AFR, is strive to provide the best solution for you to fulfill your needs.

AFR 2 μm High Power Components addresses the growing demand at the 2 μm region. The performance and reliability are guaranteed by AFR proprietary design and manufacturing process that suppress unwanted absorption in this wavelength range.

December 8, 2020 --- AFR was pleased to announce the successful closing of its Private Investment in Public Company(PIPE) process.

Shenzhen, China, Sep 9-11, 2020 --- AFR and its subsidiary Vlink showed up at the 22nd CIOE (China International Optoelectronic Exposition)

AFR is undergoing a Private Investment in Public Company (PIPE) process to raise funds for R&D, lithium niobate high-speed modulator chip industrialization and additional working capital by an amount not exceeding 710 million RMB.

May 4, 2020 --- The wholly owned subsidiary of Advanced Fiber Resources in Italy Milan AFR (AFRML) is fully resumed to work after several months of suspension.

Advanced Fiber Resources (AFR) is pleased to announce the release of three new FBG based products: ClearCut FBG Reflector for picosecond fiber lasers, Pulse Stretcher for femtosecond fiber lasers, and 1939 nm Series Fiber Bragg Grating for infrared lasers.

Munich, Germany, June 24-27, 2019 --- Laser World of Photonics 2019, the world's leading photonics trade fair opened and attracted 34,000+ attendees.

Advanced Fiber Resources (AFR) drew a lot of attention at the 2019 Laser World of Photonics with the unveiling of its ClearCut kW Package-Free Fiber Bragg Grating, a new device that improves High Power FBG user experience.

San Diego, Calif., 5-7 March, 2019 --- OFC, the world’s largest optical networking and communication event opened and attracted more than 700 exhibitors and 15,000 attendees.

San Francisco, Calif., Feb 5, 2019 --- SPIE Photonics West, the world's largest photonics technologies event opened and attracted numerous businesses and individuals to join in.

November 19, 2018 --- Advanced Fiber Resources (AFR) has earned a spot on the Forbes Asia’s Best Under A Billion List 2018.

Leading fiber optics developer Advanced Fiber Resources (AFR) gained renewed confidence in the future development of optical technologies recently when China’s undisputed Pioneer of Fiber Optics, Zisen Zhao, visited the AFR exhibit at the 20th China International Optoelectronic Exposition (CIOE) in Shenzhen, China.

Advanced Fiber Resources (AFR) released several new high power components, including 1.5 kW ClearCut Fiber Bragg Grating, 6 kW or Higher 7x1 Laser Combiner Module, 6 kW or Higher 18x1 or (18+1)x1 Pump Combiner and Dragon 6 kW Laser Cable.

May 11, 2018 --- Advanced Fiber Resources (AFR), the expert in high power optical components,announced that its SteadiBeam® Technology was honored with a Silver Award by the judges of the annual Laser Focus World Innovators Awards Program.

San Diego, Calif., March 13-15, 2018 --- Advanced Fiber Resources (AFR) joined The Optical Fiber Communication Conference and Exhibition (OFC).

Shanghai, China, March 14-16, 2018 --- Advanced Fiber Resources (AFR) displayed numerous new products at LASER World of PHOTONICS CHINA.

San Francisco, Calif., January 30, 2018 --- SPIE Photonics West, the world's largest photonics technologies event opened, attracting numerous business to attend the fair.

Zhuhai, China, Dec 15, 2017 --- Advanced Fiber Resources (AFR) launched its new logo.

October, 2016 --- Advanced Fiber Resource (AFR)’s CEO, Dr. Xinglong Wang, was invited to attend a fiber optic components seminar at the Optoelectronics Research Centre (ORC).

Advanced Fiber Resources (AFR) released its 1550 nm 20 W Fiber Isolator (PM & SM), which used at the output port of pulsed fiber lasers to prevent any errant beams from returning to the fiber amplifier. This new fiber optic isolator may be used in both common fiber laser applications and ultra-fast lasers with high peak power.

Advanced Fiber Resources (AFR) released its Integrated Tap Photodiode Isolator integrates the functionality of a miniature polarization insensitive with a tap photodiode for power monitoring in one package. The product provides a more compact solution in EDFA or other modules where both optical Isolator and monitoring function are needed.

Advanced Fiber Resources (AFR) released its Metalized Fiber Cable which available for singlemode, multimode or polarization maintaining fiber. The product special design provides in-house controlled metallization and meets Telcordia requirements.

Advanced Fiber Resources (AFR) released its high pointing accuracy Fiber Delivery Collimator which available for wavelength 405-2100 nm. The product special design provides ≤ ± 0.5 mrad beam divergence angle and output eccentricity < 10% beam diameter.

Advanced Fiber Resources (AFR) released its high power 100 W Fiber to Free Space Isolators on the first day of Photonics West 2016. The new optical isolator is the latest solution for fiber amplifiers and fiber laser output isolation.

With its 1064 nm 50 W Fiber to Free-Space Isolator, Advanced Fiber Resources (AFR) offers ideal fiber amplification and fiber laser output isolation. The optical isolator is capable of handling high power consistently, with 50 W average optical power and up to 40 kW peak power pulses.

AFR offers varies of Multimode Pump Combiners and Mode Field Adapters for fiber laser, fiber amplifier and cable TV amplifier applications including (1+1) x 1 Multimode Pump Combiner, (2+1) x 1 Multimode Pump Combiner, (6+1) x 1 Multimode Pump Combiner, Mode Field Adapter (MFA).

AFR offers varies of Multimode Pump Combiners and Mode Field Adapters for fiber laser, fiber amplifier and cable TV amplifier applications including (1+1) x 1 Multimode Pump Combiner, (2+1) x 1 Multimode Pump Combiner, (6+1) x 1 Multimode Pump Combiner, Mode Field Adapter (MFA).

Advanced Fiber Resources (AFR) newly released Unidirectional Integrated Tap Photodiode (UTPD).

Advanced Fiber Resources (AFR) recently released a series of two-micron (2000 nm) fiber optic components.

OverviewLeveraging its self-developed PIC technology platform, AFR has established a comprehensive technology ecosystem in the field of high-speed electro optic modulator. Adoptin

OverviewAFR's Micro-Optics Fabrication Platform integrates optical design, precision fabrication, optical coating and metallization, micro-optics assembly, and automated testing to support advance

OverviewAFR’s automation platform for high-volume optical manufacturing combines precisionmechanics, machine vision, motion control, and intelligent algorithms to streamline complexproduction. Deliver

To meet the surging bandwidth demands of AI and High-Performance Computing, AFR supplies high-density fiber arrays and fiber optic circulators for scalable, low-power interconnects within data centers

Powering the evolution of optical networks, AFR provides high-performance components designed for coherent transmission, satellite communications, and submarine optical networks. Our portfolio integra

As specialists in automotive optoelectronics, we deliver field-proven LiDAR solutions—including laser transceiver modules—built for reliability and scalable mass production. With vertically integrated

As experts in high-power and polarization-maintaining components, AFR offers a one-stop solution for fiber lasers, sensing, and bio-medical systems. Our product portfolio includes optical isolators, fibe

Founded in 2000 and publicly listed in China in 2017, Advanced Fiber Resources (AFR) is advancing optical connectivity for AI and datacenters through high-performance component solutions and next-gene

AFR HeadquartersNo. 399, Chuangxin 3rd Road, Tangjia, Zhuhai, China 519080Tel: +86 756 389 8129 (Sales)Tel: +86 756 389 8088 (Reception)Email: sales@fiber-resources.com

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