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 5950-01-332-3051
NSN 5905-00-600-8138
NSN 6240-01-061-5122
NSN 6220-00-445-4050
NSN 5835-01-528-7454
NSN 6240-00-233-3481
NSN 6650-00-937-5319
NSN 5835-00-649-9402
NSN 5990-00-524-2293
NSN 2925-00-839-6815
NSN 6220-01-600-6789
NSN 6650-00-085-3846