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 5965-00-527-8818
NSN 5999-01-289-4244
NSN 2925-00-136-2612
NSN 5965-01-487-2713
NSN 5985-00-765-1421
NSN 5975-00-479-3032
NSN 5960-00-281-0824
NSN 4140-00-078-7406
NSN 6220-00-186-8565
NSN 5925-01-157-9548
NSN 2925-01-274-8576
NSN 6110-01-347-0954