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. 07, 2003
Filed:
Sep. 14, 1999
Tetsuji Shono, Saitama, JP;
Pentax Corporation, Tokyo, JP;
Abstract
An SLR digital still camera includes a photographing lens, a quick return mirror made of a half mirror which is movable between a viewing position and a photographing position, a CCD located in the focal plane, an anti-reflection plate which is movable close to or away from a rear surface of the quick return mirror, and an anti-reflection plate driving mechanism which moves the anti-reflection plate to a retracted position in which the anti-reflection plate is retracted from the photographing light path when the quick return mirror is in the viewing position, and moves the anti-reflection plate to a cover position in which the anti-reflection plate extends along the rear surface of the quick return mirror when the latter is in the photographing position, respectively.