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 5930-01-423-8646
NSN 5835-01-158-6878
NSN 4140-01-108-0161
NSN 6220-01-456-9055
NSN 5910-00-283-3706
NSN 5935-01-354-5345
NSN 6240-01-294-8997
NSN 5935-01-415-3699
NSN 5945-01-654-8032
NSN 6685-00-115-5199
NSN 5835-01-046-9615
NSN 6610-01-382-1472