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 5835-01-133-6485
NSN 5920-00-948-9071
NSN 5895-00-904-0204
NSN 6130-01-274-5852
NSN 5935-01-504-2838
NSN 5965-01-624-9894
NSN 6320-01-333-5782
NSN 5920-01-370-4376
NSN 6240-00-785-8398
NSN 6685-00-903-5003
NSN 7035-01-474-9537
NSN 5999-01-248-4894