Special Features:

Item c/o wire assembly p/n 7688767; board assembly p/n 11748060; strap p/n 11747143; cable assembly p/n 8228971; board p/n 11748062 (2) spacer p/n 7688732; (2) housing p/n 7688751; cover p/n 7688783; (2) prism p/n 7688752; (2) ring p/n 11747137; (2) bracket p/n 11747136; (2) cell assembly p/n 11747134; (2) cell assembly p/n 11747132; head assembly p/n 7688707; (2) objective assembly p/n 11747130; (2) eyelens assembly p/n 7688770; cap, air valve p/n 8200055; strap p/n 10516567; lock assembly p/n 7654807; (2) spacer p/n 9386962; headrest assembly p/n 7635912; body assembly p/n 11747144; plate p/n 11747145; gasket p/n 7688792; cap p/n 8247276

Properties:

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.