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 6110-01-036-9929
NSN 5999-00-238-2272
NSN 5920-01-386-5798
NSN 5855-01-138-4985
NSN 6620-00-461-4934
NSN 5905-01-359-8885
NSN 5990-01-104-6703
NSN 5910-00-544-7448
NSN 5998-01-451-4153
NSN 6320-01-046-5228
NSN 6620-01-090-3803
NSN 5999-01-025-5337