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:
Nov. 15, 1994
Filed:
Apr. 30, 1993
Applicant:
Inventor:
Shinichi Kodama, Tokyo, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
354403 ; 354409 ; 354106 ; 3541951 ; 354222 ;
Abstract
A focus area setting apparatus of a camera includes a zoom lens. A focal length detection unit detects the focal length of the zoom lens. A distance measuring unit detects distances of an object at a plurality of distance measurement points without using the zoom lens. A visual axis direction detection unit is provided near the finder of the camera and detects the visual axis direction of a user. A determining unit obtains a distance measurement enable range Ls in accordance with an equation:
Kodama, Shinichi. (1994). Focus area setting apparatus of camera (U.S. Patent No. 5365302). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5365302
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