Optical Low Pass Filter

Technical main index:
a) Material: optical crystal, optical glass, blue glass
b)Structure : IR film coated , AR film coated glass and blue glass
c)Transmission :
IR type:
 350-367: tave<3%
410±6: 50%
433-450: tave>90%,tmin>86% 
451-617: tave>92%,tmin>88%
650±6: 50%
700-720: tave<2%,tmax<2.5%
721-880: tave<1%,tmax<2%
881-900: tave<2%,tmax<3%
901-1050: tave<3.5%