Patent Number: 7,821,706

Title: Dual optical path periscope

Abstract: A direct vision periscope is disclosed having a second set of mirrors strategically positioned within a wide angle trapezoidal periscope. The main optical path has a vertical field of view of 24.degree. above and below horizontal while the secondary optical path provides a field of view of 12.degree. to 59.degree. above horizontal to allow the occupants to see elevated areas. When used on military vehicles, multiple periscopes may be disposed about the operator's compartment to create a near panoramic view.

Inventors: Bellandi; Edward A. (San Jose, CA), Gamelsky; Jeff (Palo Alto, CA)

Assignee: BAE Systems Land & Armaments, L.P.

International Classification: G02B 23/08 (20060101)

Expiration Date: 2018-10-26 0:00:00