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 4140-01-350-2532
NSN 6130-01-368-2695
NSN 6150-00-596-4974
NSN 5985-00-829-1953
NSN 5895-01-501-0295
NSN 5910-01-465-1756
NSN 5920-00-725-6710
NSN 5930-00-485-3558
NSN 5895-00-422-4239
NSN 7035-00-731-8729
NSN 6220-01-535-4464
NSN 6105-00-079-2409