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 6645-00-183-8812
NSN 5915-01-018-8112
NSN 6150-01-150-8074
NSN 6105-00-270-8078
NSN 5990-00-810-1518
NSN 6610-01-168-7943
NSN 6220-00-061-8076
NSN 5915-00-754-7861
NSN 5999-00-300-0264
NSN 5990-01-432-4249
NSN 4140-01-621-3177
NSN 5925-00-144-0482