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2000nm Fused Coupler, 2.0μm Fiber Laser

Produts Details

Product Name: 2000nm Fused Coupler, 2.0μm Fiber Laser


Key Features

Wavelength 445 - 2100nm available
Coupling ratio from 50/50 to 1/99 available
Low excess loss
High power handling
High stability and reliability

Special Wavelengths WDM also available


Applications

Power monitoring

Splitter

Fixed attenuation

Testing instruments


Specifications

Parameter

Unit

Value

Center Wavelength (λc)

nm

488, 532, 635

780, 830

980, 1064

1700, 2000

Operating Wavelength

nm

λc ± 2

λc ± 5

λc ± 10

λc ± 20

Max. PDL

dB

0.2

0.2

0.1

0.2

Max. Excess Loss

dB

0.3

0.3

0.2

0.3

Max. Excess Loss for each connector

dB

1.5

0.7

0.5

0.3

Max. Optical Power (Continuous Wave)

W

4

Thermal Stability

dB/

≤ 0.005 over -5 °C to +75 °C

Min. Return Loss

dB

50

Min. Directivity

dB

50

Fiber Type

 

Singlemode fiber

Operating Temperature

-5 to +75

Storage Temperature

-40 to +85

Coupling Ratio & Insertion Loss

Coupling Ratio

%

1/99

2/98

5/95

10/90

20/80

30/70

40/60

50/50

Max. Insertion Loss, λc

dB

22/0.3

18.5/0.35

14.5/0.5

11.5/0.75

8.0/1.5

6.0/2.0

4.8/2.8

3.6/3.6


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