Description: Infrared broadband pass filter 8000-14000nm 

Substrate: Si/Ge can be customized according to request

Specifications: 50%@8000±300nm  50%@14000±500nm

Tavg≥75％@9000~13000nm Tavg≤1％@400~20000nm cut-off band

Pit points such as 8900nm and 11200nm are caused by intrinsic absorption of SI raw materials