The U.S. Army has awarded a contract worth up to $1.6 million to Optex Systems, Inc., to make laser-protected periscopes for the M1 Abrams tank. Army Contracting Command placed $841,000 worth of ...

Controlling those periscopes aren't as easy as war and spy films suggest them to be. They got so frustrating that the Navy conducted research and surveys on the best control device possible.

The Los Angeles-class attack submarine USS Annapolis SSN 760 gets underway following a routine port visit, Souda Bay, Greece, 2012. Image courtesy Paul Farley/US Navy. (Photo by Smith Collection ...

RICHARDSON, TX -- (Marketwired - April 21, 2016) - Optex Systems, Inc., a wholly owned subsidiary of Optex Systems Holdings, Inc. (OTCQB: OPXS), a leading manufacturer of optical sighting systems and ...

The periscopes - known officially as combat system masts - will be manufactured at Govan in Glasgow. The Thales facility in West Sussex will contribute technical input to the work.

The periscopes - known officially as combat system masts - will be manufactured at Govan in Glasgow. The Thales facility in West Sussex will contribute technical input to the work.

Binoculars and Periscopes invert an image to make an object appear closer. There are two types of prisms that can be used for binoculars: Porro and Roof Prisms. Porro prisms are used in a pair to ...

Seaspray can detect periscopes and small surface targets. It delivers full AESA performance with adaptive waveforms. The E‑7’s AESA radar also provides wide-area surveillance coverage.

Periscopes from a World War II submarine have been returned as part of a £7m conservation project. The two 40ft (20m) periscopes were lifted back on to HMS Alliance at the navy's Submarine Museum ...