A rectangular or cylindrical periscope, usually positioned in a holder, or mount within an armored vehicle. It is used to observe terrain, near and distant targets, and the like. It may also be linked to gun-training mechanisms for integration of movement for fire control purposes.
Classification: Military equipments not identified by kind
NSN 5975-00-536-4047
NSN 5920-00-152-4003
NSN 5915-01-544-6552
NSN 6685-01-187-7270
NSN 5895-00-121-3366
NSN 6135-00-816-9052
NSN 5975-00-876-4299
NSN 6105-01-540-0664
NSN 6610-01-609-7776
NSN 6135-01-508-6083
NSN 5999-00-459-9719
NSN 5960-01-525-1690