An item, which includes a light or heat source and an optical system, designed to assist in the alignment of the optical system of infrared equipment.
Classification: Military equipments not identified by kind
NSN 5920-00-269-4060
NSN 5985-01-660-6324
NSN 6620-01-102-0008
NSN 6240-01-088-7629
NSN 6105-00-937-4627
NSN 4140-01-092-0807
NSN 5975-00-439-2052
NSN 6685-01-036-7635
NSN 6320-00-646-3311
NSN 6650-00-186-5966
NSN 6320-01-506-9439
NSN 6620-00-827-1611