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 6620-01-597-7200
NSN 6320-00-110-8005
NSN 5996-01-431-7716
NSN 5930-01-151-7132
NSN 5910-01-063-0292
NSN 5930-01-285-3655
NSN 6320-01-283-1300
NSN 5950-00-064-8219
NSN 5950-01-351-3706
NSN 5895-01-592-7984
NSN 4140-00-246-4969
NSN 5945-00-517-9566