The C-View™ Periscope provides ultra-wide field-of-view imaging of the user’s surroundings from behind the safety of protective barriers. The system integrates a greater-than-hemispherical imaging system with a high resolution video sensor mounted on a telescopic arm, and displays the captured full or zoomed image on an integrated display unit..  The C-View™ Periscope improves visualization in hallways,stairwells, alleys, and over fences and other manmade or natural barriers.  The unit has situational awareness application for military, law enforcement, SWAT, corrections and search and rescue operations.  

Links:

C-View™ Periscope PDF
C-View™ Periscope Image Gallery