Products> Fused Optical Fiber Components>Special WL Coupler/WDM

Special Wavelength Coupler

Besides 1310nm and 1550nm fiber couplers, LightComm manufactures special couplers with work at wavelengths of 473nm, 532nm, 655nm, 850nm, 980nm,1064nm, 1625nm etc. These couplers use special single mode fibers.


Key Features

Wavelength on customer request 

Coupling ratio on customer request 

Low excess loss 

High stability and reliability 


Applications

Fiber sensors 

Optical communication systems 

Testing instruments 



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Special Wavelength Coupler


Specifications

Parameter

Special Wavelengths   Coupler

Operating wavelength   (nm)

473

532

655

850

980

1064

1480

1625

Operating bandwidth   (nm)

±15

Coupling ratio

1/99 ~ 50/50

Fiber type

460-HP

630-HP

HI780C

780-HP

HI1060flex

SMF-28e

Typical excess   Loss(dB)

P

0.8

0.5

0.3

0.15

0.1

0.1

A

1.0

0.7

0.4

0.2

0.15

0.15

Directivity (dB)

≥50

Operating temperature   ()

-40 ~ +85

*Other specifications can be made on customer request.