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 5905-01-423-1541
NSN 5975-01-574-2037
NSN 5996-01-223-8250
NSN 6240-01-564-9542
NSN 5945-00-901-6932
NSN 5895-00-539-8322
NSN 5998-00-210-4157
NSN 6650-01-100-3185
NSN 5945-01-432-1139
NSN 7035-00-142-9076
NSN 5855-01-295-2313
NSN 6685-01-217-0284