Narwhal 20A (by Nexter) remotely operated naval ship cannon system
Nexter the French Defence company with its Narwhal Naval remote weapon systems is particularly designed for use in light ships with very high manoeuvrability for monitoring and close-in combat actions but may also be suitable for heavier tonnage ships. The effectiveness of the weapon is optimised by a stabilised sight associated with a fire-control system, while improving the operator's safety.
In its basic configuration, the NARWHAL consists of a gyrostabilised mounting armed with a 20 mm cannon, a day camera and a fire-control system which is remotely-contolled from a control panel enabling system operation, target acquisition and tracking and fire opening by the operator
America's Elite Navy SEALs 8. BUDS Training to SEAL Team.
From the great series 'Jetstream' by discovery canada.
Flight operations aboard the USS Carl Wilson.
Very interesting video about Russian submarines and how they operate. A big no go for Tom Clancy fans though....