1x2 Thin Film Based WDM Combiner: 1420nm to 1443 nm/1452 nm to 1490 nm SM Patchcord which ensures that the APD

which ensures that the APD chip can work stably under different ambient temperatures

Built-in 20 dB Variable Optical Attenuator

Single-mode Fiber Pigtail

They can be used for DWDM module & system

1x2 Thin Film Based WDM Combiner: 1420nm to 1443 nm/1452 nm to 1490 nm SM Patchcord which ensures that the APDThis WDM based pump signal combiner utilizes thin film filter technology to combine the pump power with the input signal. It features low insertion loss, low PDL, and negligible PMD. This device is used for building broadband, low noise EDFAs and Raman amplifiers for ultra long haul networks. It is housed in a high power handling metal package. FEATURES Low Insertion Loss Low PDL Negligible PMD High Stability and Reliability USE IN Building Broadband