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 5925-01-421-9793
NSN 6105-00-903-6789
NSN 5996-01-500-6644
NSN 5895-01-378-9817
NSN 6685-00-203-4485
NSN 6105-01-401-5361
NSN 6610-01-144-1951
NSN 5895-00-702-5791
NSN 5965-01-113-9061
NSN 6150-01-604-7673
NSN 5950-00-474-7137
NSN 5935-01-288-9200