periscopic
/ˌpɛrɪˈskɑpɪk/
adjective
- Relating to or resembling a periscope; allowing a view from a concealed or elevated position.
- The tank's periscopic sight gave the crew a clear view of the battlefield.
- Engineers designed a periscopic system for the new armored vehicle.
- The periscopic lens on the camera let the photographer shoot over the crowd.