Broad band IR filters has high transmission at the transmitted wavelength range and block other wavelength range. Hangzhou Shalom EO provide the customized narrow band infrared filters using a variety substrate materials: BK7, Si, Sapphire, Ge, ZnSe, ZnS, CaF2 ect., covers whole IR wavelength range from 0.9μm to 12μm.
Transmission of Broadband IR Filters (8-12 Micro):
