The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 01, 1987
Filed:
Dec. 17, 1984
Kazunobu Kobayashi, Yokohama, JP;
Kyoji Sekiguchi, Tokyo, JP;
Isao Matsumura, Yokosuka, JP;
Haruhisa Madate, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An eye fundus camera is provided with an illuminating system for illuminating an eye to be examined, a photographing system for photographing the fundus of the eye to be examined, eye fundus reflected light receiving portions disposed in a plane substantially conjugate with the fundus of the eye to be examined and at a plurality of locations with a spacing greater than the dimension corresponding to the nipple diameter, and a control unit for operation-processing the outputs of the eye fundus reflected light receiving portions and automatically controlling the quantity of photo-taking light.