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.:

US 7548267 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 16, 2009

Filed:

Apr. 05, 2005
Applicant:

Tsugumoto Kosugiyama, Hino, JP;

Inventor:
Assignee:

Olympus Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
Abstract

A digital single-lens reflex camera comprises: an optical viewfinder; a retractable movable mirror for guiding subject images to the optical viewfinder; an image display device, serving as an electronic viewfinder, for displaying a subject image captured by an image-capturing device with the movable mirror retracted from the optical path; and a control device for starting image data acquisition with the image-capturing device after elapsing of a predetermined time, taking into consideration the amount of time necessary for the movable mirror to be retracted from the optical path and maximum diaphragm driving time of a diaphragm driving unit, following the user making a releasing operation while displaying a moving image on the image display device. This realizes a digital single-lens reflex camera which allows settings wherein the shutter release time lag is constantly the same, regardless of whether the optical viewfinder or the electronic viewfinder is used.


Find Patent Forward Citations

Kosugiyama, Tsugumoto. (2009). Digital single-lens reflex camera (U.S. Patent No. 7548267). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7548267

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