Title:
キャリブレーション用カメラ装置
Document Type and Number:
Japanese Patent JP4454373
Kind Code:
B2
Abstract:
A calibration camera device for geometrical correction or color correction, including an optical lens part, an optical filter part which is provided in front of the optical lens part and to which at least three optical filters are attached, a filter switching part to select any one from among the optical filters and dispose the selected one optical filter at a photometric point, a near-infrared light cutting part which is provided in the rear of the optical lens part and to which a near-infrared light cutting filter is attached, a monochrome capturing part which is provided in the rear of the near-infrared light cutting part and includes a monochrome imaging element, an image storing part for storing a monochrome image which is captured by the monochrome capturing part, and a gain correction part for conducting sensitivity correction on the monochrome image.
Inventors:
Kazuo Yamaguchi
Application Number:
JP2004114347A
Publication Date:
April 21, 2010
Filing Date:
April 08, 2004
Export Citation:
Assignee:
Olympus Endo Technology America Inc.
International Classes:
G01J3/50; H04N9/31; G01J3/51; G03B11/00; G03B15/00; H01J40/14; H04N5/232; H04N9/04; H04N17/02; H04N17/04; H04N17/00
Domestic Patent References:
| JP4125429A | ||||
| JP2001285691A | ||||
| JP2004080160A |
Attorney, Agent or Firm:
Kenji Sugimura
Groundwork Kenichi
Kosaku Sugimura
Groundwork Kenichi
Kosaku Sugimura