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 5855-01-134-7106
NSN 5930-00-583-2149
NSN 5855-01-608-4351
NSN 6135-00-812-9039
NSN 5910-00-456-0824
NSN 6685-00-008-5092
NSN 6130-00-488-6965
NSN 6110-00-905-6148
NSN 5998-01-391-3775
NSN 6150-01-291-1787
NSN 5999-01-004-3383
NSN 5975-01-199-4502