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 5960-01-203-3619
NSN 6240-00-820-1705
NSN 5835-01-424-0054
NSN 6130-01-607-8366
NSN 5960-00-322-8562
NSN 5905-00-905-6981
NSN 6110-00-148-0910
NSN 6620-01-148-9071
NSN 6685-01-431-9414
NSN 5915-00-932-1403
NSN 6130-01-564-0682
NSN 5998-01-050-8279