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:
Nov. 28, 2006

Filed:

Nov. 29, 2004
Applicants:

Tetsuhide Takeyama, Hachioji, JP;

Masayuki Mizusawa, Hachioji, JP;

Inventors:

Tetsuhide Takeyama, Hachioji, JP;

Masayuki Mizusawa, Hachioji, JP;

Assignee:

Olympus Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 1/58 (2006.01); G01T 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical device includes a carrier that holds a specimen and has a reference mark, an image capturing means that picks up the image of the specimen and the reference mark formed by an objective lens, a moving mechanism that moves the relative positional relation between the carrier and the objective lens, divides the imaging region into a plurality of regions so that adjacent regions partially overlap each other to enable the image of the specimen and the reference mark in each region to be captured by the image capturing means, and an image processing section that composites images of the plurality of regions captured by the image capturing means so as to match the same reference marks appearing on the overlapping portions.


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