Color light neutral
An item having two plane-parallel surfaces and used in the telescopic system of an optical instrument to modify the density or spectral intensity of light by absorption. Several filters having varied characteristics are usually mounted in such a manner that any selected filter may be moved in or out of the optical axis as light conditions warrant. Excludes window, optical instrument.
Classification: Military equipments not identified by kind
NSN 6685-01-283-4084
NSN 5960-01-117-6577
NSN 6645-01-141-0310
NSN 2925-01-513-9114
NSN 5905-00-244-6205
NSN 5920-01-474-7536
NSN 5945-00-058-9129
NSN 5895-01-293-5613
NSN 6685-01-322-1326
NSN 5855-00-411-8688
NSN 5905-00-257-8720
NSN 5935-00-111-4297