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 6620-01-531-3250
NSN 6150-00-423-2695
NSN 5990-01-395-4194
NSN 6610-01-349-5908
NSN 5930-00-023-5233
NSN 6220-01-075-6547
NSN 6645-01-609-0332
NSN 6135-01-597-1901
NSN 5990-01-258-3848
NSN 5915-00-556-9736
NSN 6650-01-210-2080
NSN 6320-01-544-6447