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 5950-01-651-4716
NSN 6145-01-445-7942
NSN 4140-01-078-6520
NSN 5999-01-065-3711
NSN 5985-01-037-7075
NSN 5910-00-052-9444
NSN 6135-00-209-6918
NSN 5998-01-047-7446
NSN 5905-01-226-0473
NSN 6220-01-016-4888
NSN 6135-00-583-3966
NSN 6320-00-036-3688