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Title:
IMAGING APPARATUS
Document Type and Number:
Japanese Patent JP2012010006
Kind Code:
A
Abstract:

To provide an imaging apparatus for calculating a stable tracking position.

An imaging apparatus includes: an imaging part for imaging an image by an optical system; an extraction part 36 for extracting a part of a first image imaged by the imaging part as a reference image; a first detection part 37 for detecting a first similar image having a feature similar to the feature of the reference image from the first image; a relative position calculation part 38 for calculating a relative position between the first similar image and the reference image; a second detection part 39 for detecting a second similar image having a feature similar to the feature of the reference image from a second image imaged by the imaging part after the first image; and a position detection part 40 for detecting the position of the image corresponding to the relative position from the second similar image.


Inventors:
TAKEUCHI HIROSHI
Application Number:
JP2010142656A
Publication Date:
January 12, 2012
Filing Date:
June 23, 2010
Export Citation:
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Assignee:
NIKON CORP
International Classes:
H04N5/232; G02B7/28; G02B7/36; G03B7/00; G03B13/36
Domestic Patent References:
JPH03204783A1991-09-06
JPH10255057A1998-09-25
JP2006227973A2006-08-31
JP2006065399A2006-03-09
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Kazuya Nishi