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 6610-00-111-3648
NSN 5985-01-549-9637
NSN 5855-01-526-9352
NSN 6610-01-633-8931
NSN 5895-01-341-9212
NSN 5975-01-146-4796
NSN 6645-00-646-6631
NSN 5910-00-344-3142
NSN 6110-01-116-3017
NSN 5910-01-286-3782
NSN 5998-01-447-0178
NSN 5905-01-474-5173