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 6650-00-170-5095
NSN 6620-00-155-2608
NSN 6135-01-464-2075
NSN 6610-00-315-9315
NSN 5930-01-398-0526
NSN 2925-01-468-7073
NSN 6220-01-265-2705
NSN 7035-01-280-1119
NSN 5855-00-149-0766
NSN 5965-01-552-6545
NSN 5855-01-236-9645
NSN 5975-00-651-3919