Polarization Maintaining Variable Optical Attenuator
Feature
Wide attenuation range
High precision
Low original loss
Compact size
Application
Fiber communication on system test
Optical passive component test
Optics lab use
Specification
|
Parameter |
Unit |
value |
|
Center Wavelength |
nm |
1310 & 1550 |
980 & 1060 |
|
Bandwidth |
nm |
±40 |
980±20 or 1060±30 |
|
Max. Original loss |
dB |
0.5 |
0.6 |
|
Attenuation range |
dB |
0.5 ~ 60 |
0.6 ~ 60 |
|
Return loss |
dB |
≥ 50 |
|
Adjustment Precision |
dB |
0.02 |
|
Extinction ratio |
dB |
≥20 |
|
Power Handling |
mW |
≤500 |
|
Tensile Load |
N |
≤5 |
|
Fiber type |
|
PM Panda fiber |
|
Operating Temperature |
℃ |
0 ~ +70 |
|
Storage Temperature |
℃ |
-40 ~ +85 |
|
Package Dimension |
mm |
26× 18× 8 |
Above specification is for device without connectors.
For device with connectors, IL will be 0.3dB higher, RL will be 5dB lower and ER will be 2dB lower.
For device with connector, key aligned to slow axis.
Fused Coupler
