900 nm to 1700 nm, 200 MHz InGaAs Avalanche Photo Diode Module Raman WDM The optic attenuator is a

The optic attenuator is a component has high precise attenuation value

High Numerical Aperture

The coupler is a 1x2 1310 nm

which is used as a polarizer

900 nm to 1700 nm, 200 MHz InGaAs Avalanche Photo Diode Module Raman WDM The optic attenuator is aThe temperature control APD photoelectric detection module integrates high speed response avalanche photodiode (APD), low noise amplifier and high voltage power supply module. FEATURES Spectral Range 900 nm to 1650 nm Low Noise, High Gain Response Frequency up to 200 MHz Optical Fiber Space Coupling Input USE IN Raman Temperature Measurement System Space Optical Communication DAS Distributed Acoustic Vibration Test System Low Light Signal Detection