An item consisting of a cell, optical element in which is secured one or more optical elements, such as lenses, reticles, filters, windows, and the like. May include retaining rings, spacers, and/or separators. For items with focusing facilities and/or a diopter scale, see eyepiece assembly, optical instrument.
Classification: Military equipments not identified by kind
NSN 2925-01-193-6689
NSN 5965-01-144-3001
NSN 5990-01-526-9941
NSN 5950-00-969-9991
NSN 6240-01-130-7854
NSN 5950-00-225-3697
NSN 6685-00-617-0503
NSN 6320-01-616-0843
NSN 6610-00-841-6509
NSN 6130-01-250-2822
NSN 5915-00-288-0071
NSN 5960-01-389-4055