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 6685-00-814-8716
NSN 6150-01-639-8152
NSN 5945-01-633-7496
NSN 5855-01-286-9928
NSN 6135-01-128-5358
NSN 5935-01-228-0718
NSN 6620-00-469-4571
NSN 5985-01-118-3918
NSN 6685-01-215-3751
NSN 6150-00-404-9301
NSN 6685-00-999-2503
NSN 5990-00-412-4411