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:
Dec. 03, 1991
Filed:
Apr. 08, 1991
Applicant:
Inventor:
Donald M Harvey, Webster, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
3541951 ;
Abstract
Insertion of a planar element of plastic into the optical path between camera taking lens and the film, or rack and pinion rotation of the lens is a threaded lens mount, under the control of the device by which the user selects that particular pseudo or other image, adjusts the compromise setting of the lens to provide improved focus in the film area receiving the selected type of image.
Harvey, Donald. (1991). Field curvature effects minimized in tele/pan camera (U.S. Patent No. 5070350). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5070350
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