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. 14, 1987
Filed:
Sep. 15, 1986
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
355 56 ; 355-8 ;
Abstract
An electrophotographic apparatus has illuminating means for illuminating an original, scanning means for scanning the original, imaging means for imaging the reflected light or the transmitted light from the original on a light-receiving member, the imaging means having at least one variable refractive power element, control means for varying the refractive power of the variable refractive power element, and driving means for moving the light-receiving member in synchronism with the scanning of the original.