Abstract: An active anti-glare filter system in the form of a monoblock or solid unit which can be easily inserted into areas of protective helmets and goggles as a replacement or alternate filter includes an active and a passive optical filter elements, electronics which control the active optical filter element and a current supply, preferably in the form of a solar cell, which powers the electronics. Transparent cover plates surround the foregoing elements and are joined together and protected by a jointing mass.
Type:
Grant
Filed:
June 20, 1997
Date of Patent:
July 27, 1999
Assignee:
Xelux Holding AG
Inventors:
Stefan Gunz, Donata Gunz-Castelberg, Manfred Castelberg