OLPF Filters---Optical Lowpass Filter glude lens Crystal with blue glass Application:Digital cameras,digital vidicons,CCTV,PC cameras,mobile phones,surveillance camera ... ,IP cameras,day night camera,security cameras,IR camera,video phones IR+AR 650400nm-620nm Tavg>94%400nm-620nm Tmin>90 ... -1100nm Tavg<1.5%700nm-1100nm Tmax<3% OLPF Filters---Optical Lowpass Filter