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 5910-01-265-0816
NSN 4140-01-386-5630
NSN 5855-01-035-2866
NSN 5985-01-610-2242
NSN 5950-01-361-9148
NSN 6645-01-357-7750
NSN 5975-01-573-7391
NSN 5895-00-288-1798
NSN 5960-01-454-7064
NSN 6320-01-631-7828
NSN 6110-01-518-2207
NSN 5975-01-525-0870