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 5950-01-064-3841
NSN 6150-01-434-9024
NSN 5930-00-274-7167
NSN 5975-01-399-0113
NSN 5985-01-531-6373
NSN 5915-01-572-3811
NSN 5855-01-366-2429
NSN 6240-01-473-2761
NSN 2925-01-374-2402
NSN 6110-01-628-0904
NSN 5990-00-518-3195
NSN 5910-01-399-1592