ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,853, issued on April 21, was assigned to Canon K.K. (Tokyo).
"Image display device and light-shielding member" was invented by Hitoshi Kawahara (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image display device, having an optical observation system configured to guide light to eyes of an observer using the image display device, includes a housing, a mounting unit, and a light-shielding member. The housing is provided with the optical observation system. The mounting unit mounts the housing to a head of the observer. The light-shielding member is provided on the housing and blocks external light to be incident between the optical observat...