Light neutral color
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 6135-01-122-4448
NSN 5935-01-025-9703
NSN 5895-01-254-6278
NSN 5960-01-604-1158
NSN 5950-01-019-5368
NSN 4140-01-004-6462
NSN 6240-01-396-7883
NSN 5855-00-165-3093
NSN 5950-01-258-0950
NSN 5895-00-917-2920
NSN 6220-01-649-1515
NSN 6645-01-600-0772