A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.
Classification: Military equipments not identified by kind
NSN 6650-01-300-1668
NSN 5855-01-165-6361
NSN 5998-01-327-7406
NSN 5905-01-201-6584
NSN 6110-01-422-1572
NSN 5965-01-579-1871
NSN 5975-00-186-8884
NSN 6240-00-334-6766
NSN 6150-01-514-7370
NSN 7035-01-336-0464
NSN 6105-01-142-2694
NSN 6135-01-113-1507