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 5998-01-088-8138
NSN 5950-01-345-1043
NSN 6610-01-573-5949
NSN 6645-01-462-3754
NSN 5950-01-485-1285
NSN 5945-01-132-6974
NSN 5905-01-294-3024
NSN 6220-01-505-9880
NSN 6620-01-285-4685
NSN 5998-01-264-2797
NSN 5855-01-650-1653
NSN 6650-00-758-4763