Color yellow
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 6620-01-616-3303
NSN 5895-00-456-0830
NSN 5990-01-316-9477
NSN 5945-01-611-1912
NSN 5855-00-688-9954
NSN 6135-01-515-4260
NSN 5996-01-400-3558
NSN 6620-01-181-1757
NSN 6650-01-082-4867
NSN 6645-01-282-1928
NSN 6685-01-218-0129
NSN 6130-01-025-5995