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:
Oct. 26, 1976
Filed:
Oct. 31, 1974
Applicant:
Inventors:
Yoshiaki Sone, Tokyo, JA;
Takamasa Sawada, Tokyo, JA;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
355 41 ; 355 43 ; 355 45 ; 355 66 ;
Abstract
A reader-printer comprises means for illuminating a film, lens means for projecting therethrough an image in the film, a viewing screen, a photosensitive medium, means for moving the photosensitive medium, and means for causing the photosensitive medium to be slit-exposed to the image in the moving film. Light splitting means is provided in the optical path of image projection so as to split part of the image light projected through the lens means to travel toward the viewing screen and the photosensitive medium so that only part of the image light projected upon the viewing screen is directed to the photosensitive medium.