Title:
Imaging device, lens barrel, imaging device body and its control method
Document Type and Number:
Japanese Patent JP6334443
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an imaging device, lens barrel, imaging device main body and control method of the imaging device main body that can alleviate a change in size of a blurring image depending upon presence or absence of an APD filter.SOLUTION: To a lens barrel mount part of an imaging device main body, a first lens barrel with an APD filter and a second lens barrel without the APD filter are mountable. A barrel determination unit of the imaging device main body is configured to determine which of the first lens barrel or the second lens barrel is mounted to the lens barrel mount part, and a main control unit is configured to, when it is determined by the barrel determination unit that the first lens barrel is mounted, set an open aperture diameter of a stop 21 of the first lens barrel to a first value D, and when it is determined by the barrel determination unit that the second lens barrel is mounted, set the open aperture diameter of the stop 21 of the second lens barrel to a second value Dsmaller than the first value D.SELECTED DRAWING: Figure 5
Inventors:
Takashi Aoki
Application Number:
JP2015057566A
Publication Date:
May 30, 2018
Filing Date:
March 20, 2015
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
G03B11/00; G03B17/12; G03B17/14; H04N5/225
Domestic Patent References:
| JP10268382A | ||||
| JP4349436A | ||||
| JP2005266096A | ||||
| JP2005062733A |
Foreign References:
| US5892991 | ||||
| US20050041949 |
Attorney, Agent or Firm:
Kobayashi International Patent Office
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