1064 nm Polarization Maintaining Filter Coupler Module (1 × 3/1 × 4/1 × 8)

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.

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Product Detail

Key Features	Applications
High Extinction Ratio	Fiber Sensing
Low Insertion Loss	Fiber Lasers
Low Wavelength Dependence Loss

Specifications

Parameter	Unit	Value
Configuration	-	1 × 3	1 × 4	1 × 8
Center Wavelength (λc)	nm	1064	1064	1064
Operating Wavelength Range	nm	λc ± 30	λc ± 30	λc ± 30
Insertion Loss	dB	≤ 6.1, Typ. 5.7	≤ 7.7, Typ. 7.4	≤ 11.5, Typ. 11.2
Wavelength Dependent Loss	dB	≤ 0.5, Typ. 0.3	≤ 0.5, Typ. 0.3	≤ 0.5, Typ. 0.3
Max. IL Uniformity	dB	0.7	0.8	1
Min. Return Loss	dB	50	50	50
Min. Directivity	dB	50	50	45
Min. Extinction Ratio	dB	20	20	20
Max. Optical Power	mW	300	300	300
Fiber Type	-	PM 980 Panda Fiber	PM 980 Panda Fiber	PM 980 Panda Fiber
Operating Temperature	℃	- 5 to + 70	- 5 to + 70	- 5 to + 70
Storage Temperature	℃	- 40 to + 85	- 40 to + 85	- 40 to + 85
Package Dimensions	mm	160 × 140 × 10	160 × 140 × 10	160 × 160 × 10

¹IL is 0.5 dB higher, RL is 5 dB lower, and ER is 2 dB lower for each connector added. Connector key is aligned to slow axis.

Module

1064 nm Polarization Maintaining Filter Coupler Module (1 × 3/1 × 4/1 × 8)

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