1.Hight surface precision 2.Best price 3.Good quality 4,Short delivery Infrared (IR) cut-off filters are used with color CCD, cctv or CMOS IR, HR, AR, ITO coating(1) Infrared (IR) cut filters are used with color CCD or CMOS imagers to produce accurate color images. An IR cut-off filter blocks the transmission of the infrared while passing the visible. This can be done with two optical techniques: ...