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 6650-01-009-5188
NSN 4140-00-423-6663
NSN 6130-01-378-7082
NSN 6645-01-233-1131
NSN 5930-00-069-2390
NSN 6650-01-499-7471
NSN 6130-01-068-9250
NSN 2925-01-545-2717
NSN 6320-01-317-3663
NSN 5998-01-298-4576
NSN 7035-00-001-2664
NSN 6320-01-183-8196