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.
Patent No.:
Date of Patent:
Sep. 08, 2020
Filed:
Aug. 30, 2018
Fujifilm Corporation, Minato-ku, Tokyo, JP;
FUJIFILM CORPORATION, Tokyo, JP;
Abstract
The focusing position detecting device includes contrast evaluation value calculating unit configured to calculate contrast evaluation values from a plurality of image data items obtained by imaging a subject a multiple number of times at a set exposure time while moving a focus lens in an optical axis direction within a search range, focusing position calculating unit configured to calculate a focusing position from focus positions at the time of imaging the subject a multiple number of times and the contrast evaluation values calculated by the contrast evaluation value calculating unit, detection unit configured to detect atmospheric fluctuation, and exposure time setting unit configured to set an exposure time in a case where the detection unit detects the atmospheric fluctuation so as to be longer than an exposure time in a case where the detection unit does not detect the atmospheric fluctuation.