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:
Jul. 04, 1995
Filed:
Apr. 23, 1993
Applicant:
Inventors:
Hiromichi Nagane, Yokohama, JP;
Ko J Takahashi, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
348370 ; 348335 ;
Abstract
An original illuminating device includes a light source, and a condensor lens for condensing light emitted from the light source to illuminate an original with light issued from a condensing surface of the condensor lens. Surfaces of the condensor lens, which are different from condensing surfaces, are light diffusion surfaces.