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Patent Searching and Data


Title:
IMAGING DEVICE, METHOD FOR CONTROLLING IMAGING DEVICE, AND CONTROL PROGRAM FOR IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/064988
Kind Code:
A1
Abstract:
A CPU executes a zoom-tracking control program to acquire a focal length of an imaging lens from the state of a zoom lens. Further, the CPU performs a first control to change the position of a focus lens along the optical axis in accordance with the focal length acquired, on the basis of a zoom tracking curve shown by tracking data that represents the correspondence relationship between the focal length and the focus position according to a subject distance, and a second control to acquire contrast information that represents the contrast of a captured image a plurality of times during the first control to change the zoom tracking curve for use in the first control on the basis of a change in the contrast value represented by each of a plurality of pieces of contrast information acquired.

Inventors:
MORI KOJI (JP)
FUJIKI SHINICHIRO (JP)
Application Number:
PCT/JP2018/030565
Publication Date:
April 04, 2019
Filing Date:
August 17, 2018
Export Citation:
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Assignee:
FUJIFILM CORP (JP)
International Classes:
G02B7/10; G02B7/08; G02B7/09; G02B7/28; G02B7/36; G03B13/36
Foreign References:
JP2009258680A2009-11-05
JPH0281012A1990-03-22
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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