summary
WG1031 handheld optical attenuator based on MEMS VOA device, with built-in precision digital control and output optical power monitoring
Control circuit. The attenuation can be adjusted in increments of 0.1dB, and the output optical power value can be displayed in real-time on the LCD screen. six
A commonly used working wavelength that has been rigorously calibrated to meet different measurement requirements. This instrument has a USB communication interface,
All testing processes can be controlled by external programs to facilitate the construction of automated measurement and control systems
characteristic
Built in output optical power monitoring.
The light decay reaction is rapid and the output is stable.
The interface is simple and easy to operate and read.
USB communication interface enables program control.
Supporting demonstration of programmable software

performance index 
Project Unit
index
Type A Type B
Working wavelength nm 1270/1310/1490/1550/1577
Output optical power measurement range dBm -60~+20
Attenuation adjustment range dB 40 70
Attenuation adjustment step dB 0.1
Output stability dB 0.1
Optical power measurement accuracy dB 0.2
Linearity of optical power measurement dB 0.2
Maximum insertion loss dB 2.0
Polarization related loss dB<0.2
Maximum input optical power dBm 23
Return loss dB>45
Optical interface FC/PC
Communication interface Micro USB
Working temperature ºC -10~+50
Storage temperature ºC -20~+70
Storage humidity 90% RH
Dimensions mm 190 90 40 (length width height)
Weight kg 1