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 6145-00-563-1103
NSN 5915-01-032-1846
NSN 5915-01-193-3213
NSN 5905-00-204-9861
NSN 6150-01-559-7524
NSN 6610-00-684-1666
NSN 5960-01-317-3401
NSN 6145-00-925-0767
NSN 6130-01-148-1290
NSN 6135-01-390-7364
NSN 6130-01-573-5824
NSN 6105-01-627-4227