The periscope has become one of the defining features of the submarine. But the newest US and British attack subs have totally ... developed by Thales optronics. Like the AN/BVS-1, CM10 masts ...

Thales UK's optronic mast is a non-hull breaching substitute for a periscope which rapidly captures a 360 degree scan and sends the image to the console screens in a sub’s operation center.

Every Royal Navy submarine in service since 1917 has been fitted with a periscope or optronics mast manufactured by Thales at its Glasgow site on the River Clyde. A £169m contract to help build ...

Every Royal Navy submarine since 1917 has carried a Thales periscope or optronics mast made on the Clyde. The Dreadnought version continues the tradition and the wider programme, from design ...

Every Royal Navy submarine since 1917 has carried a Thales periscope or optronics mast made on the Clyde. The deal was announced as Scottish Secretary Alister Jack prepared to chair a working ...