Transmittance 90% t avg 8.0 to 11.5 microns. Has mlar (multi-layer anti-reflection) coating.
A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.
Classification: Military equipments not identified by kind
NSN 5935-01-067-9432
NSN 5950-01-571-8560
NSN 7035-01-174-1029
NSN 5990-00-781-9423
NSN 5905-01-620-6017
NSN 6610-00-149-1534
NSN 6320-01-392-6922
NSN 5996-01-091-9337
NSN 5935-00-166-0776
NSN 6130-00-528-7838
NSN 5950-01-545-9520
NSN 4140-00-186-3062