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 5996-00-947-8805
NSN 5945-00-467-1730
NSN 6610-01-417-3011
NSN 6650-00-113-7698
NSN 5965-01-237-3342
NSN 5905-00-885-9511
NSN 6685-01-634-0611
NSN 5930-01-415-1119
NSN 5895-01-177-5137
NSN 6130-01-421-6390
NSN 5910-01-004-9285
NSN 6645-00-417-1998