Variable optical attenuator is general used for testing and measurement, but they also have a wide usage in EDFAs for equalizing the light power among different channels. Just as its name implies, variable optical attenuator is able to vary the attenuator values on application.
Parameters
| Specification | Parameter |
| Operating Wavelength (nm) | 1310±30(nm) & 1550±30(nm) |
| Connector | FC, ST, SC, LC, E2000, MU |
| Adjustment Accuracy(dB) | ≤0.02 |
| PDL(dB) | ≤0.1 |
| Attenuation Adjustable Range(dB) | 0-30 |
| Return Loss(dB) | £¾50 |
| Operating Temperature | -20~+80 |
Feature
High precision size
Excellect stability
High return
Simple structure
Broad wavelength band
Application
Teecommunication system
EDFA
EPON/GPON
CATV
High power element
