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 6135-01-041-3829
NSN 6135-01-518-9813
NSN 5835-01-254-8584
NSN 6650-01-065-4748
NSN 6685-00-929-6093
NSN 6145-01-117-5180
NSN 5925-00-198-3689
NSN 5996-00-562-3838
NSN 5985-01-560-0533
NSN 6110-00-253-9523
NSN 6150-00-849-6555
NSN 5999-00-110-9352