980nm/1064nm/1310nm/1550nm PM Fiber Manual Variable Optical Attenuator
[Features]
High precision
Wide adjustment range
Low insertion loss
[Applications]
Fiber sensing
Optical Fiber Communication
Optical fiber device testing
[Specification]
Parameters
|
Unit
|
Typical Value
|
Working Wavelength
|
nm
|
980
|
1064
|
1310
|
1550
|
Spectral Bandwidth
|
nm
|
±20
|
±40
|
Attenuation Range
|
dB
|
0.6~60
|
0.6~60
|
Maximum Insertion Loss
|
dB
|
0.6
|
0.6
|
Minimum Return Loss
|
dB
|
50
|
Adjustment Accuracy
|
dB
|
0.02
|
Polarization Extinction Ratio
|
dB
|
> 20
|
Withstand Optical Power (Continuous light)
|
mW
|
500
|
Fiber Type
|
--
|
PM Panda fiber
|
Operating Temperature
|
°C
|
0~+70
|
Storage Temperature
|
°C
|
-5~+65
|
Package Size
|
mm
|
26×18×8
|
Note:
1. With a fiber connector, the insertion loss increases by 0.3dB, the return loss decreases by 5dB, and the polarization extinction ratio decreases by 2dB.
2. Fiber connector slot type default is slow axis alignment.