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.

Date of Patent:
Jul. 05, 2005

Filed:

Oct. 17, 2003
Applicants:

Kazuhiko Takahashi, Hachioji, JP;

Akio Kosaka, Hachioji, JP;

Kazuhiko Arai, Hachioji, JP;

Takashi Miyoshi, Atsugi, JP;

Hidekazu Iwaki, Hachioji, JP;

Inventors:

Kazuhiko Takahashi, Hachioji, JP;

Akio Kosaka, Hachioji, JP;

Kazuhiko Arai, Hachioji, JP;

Takashi Miyoshi, Atsugi, JP;

Hidekazu Iwaki, Hachioji, JP;

Assignee:

Olympus Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B013/02 ; H04N017/00 ;
U.S. Cl.
CPC ...
Abstract

A finder apparatus which is used together with a photographing apparatus presents a marker for positioning for setting relative positions of the photographing apparatus and an object for calibration so as to be visually recognizable by an operator in a finder configured to present an image of a subject so as to be visually recognizable by the operator, when photographing the object for calibration including at least one of a known shape and a known surface attribute in order to acquire parameters of a photographing optical system of the photographing apparatus.


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