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Tracking device, automatic focusing device, and camera

  • US 8,253,800 B2
  • Filed: 05/30/2007
  • Issued: 08/28/2012
  • Est. Priority Date: 06/28/2006
  • Status: Active Grant
First Claim
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1. A tracking device comprising:

  • a light measurement device that measures light from an object and obtains light measurement information of the object;

    a focus detection device that performs focus detection of the object and obtains first focus detection information of the object and second focus detection information of the object, the second focus detection information being obtained after the first focus detection information has been obtained; and

    a tracking control device that obtains tracking information of the object based on the light measurement information and the first focus detection information, corrects the tracking information based on the second focus detection information, and tracks the object in a field of view based on the corrected tracking information.

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