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 6145-01-412-0926
NSN 6150-01-537-1600
NSN 6135-01-565-3284
NSN 5950-01-320-2531
NSN 6105-01-247-4804
NSN 6110-01-085-5172
NSN 5998-01-360-5898
NSN 5835-01-185-1102
NSN 5990-01-241-2479
NSN 5925-00-234-0211
NSN 6110-01-350-3449
NSN 5999-01-442-9578