Pass Only IR Filter, Can Install Directly on CCD Sensor Surface, Through 850, 880, 920 and 940nm Pass only IR filter can be installed directly on CCD sensor surface Used infrared detection and camera devices Through wavelengths: T less than 3%... - Update: 2011-06-29

Optical low-pass filters (OLPF) with 3 layers color image, used for Sony CCD cameras, also as same IR cut-off filter (anti-aliasing filter) In the case of optical image sampling, as by image sensors in digital cameras, the anti-aliasing filter is al... - Update: 2011-06-29