Title:
DISPLAY DEVICE, CONTROL METHOD THEREFOR, AND IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/246067
Kind Code:
A1
Abstract:
Provided are a display device that can automatically adjust the projected position of an indicator in accordance with the distance to a subject, and an imaging device comprising said display device. An imaging device (1) comprises a composite display device (8) that can switch between an electronic viewfinder function and a sighting device function. The composite display device (8) is provided with an eye window (83) and object window (102), an organic EL panel (81) that displays a sighting mark which is an indicator, and a photochromic mirror (82) which is a reflective optical element for guiding the indicator to the eye window (83). A determination unit (32) determines a subject and a distance-measuring unit 31 measures the distance to the subject. A body control unit (30) performs control for the organic EL panel (81) and a photochromic mirror control unit (101) controls the state and shape of the photochromic mirror (82). The body control unit (30) performs control to adjust the projected position of the sighting mark on the basis of the distance information of the subject.
Inventors:
OSADA YOICHI (JP)
MIYAZAKI TAKASHI (JP)
ODAGAKI KOICHI (JP)
MIYAZAKI TAKASHI (JP)
ODAGAKI KOICHI (JP)
Application Number:
PCT/JP2021/015863
Publication Date:
December 09, 2021
Filing Date:
April 19, 2021
Export Citation:
Assignee:
CANON KK (JP)
International Classes:
G03B13/08; G03B13/14; G03B15/00; G03B17/04; G03B17/20; H04N5/225; H04N5/232
Domestic Patent References:
| WO2019087928A1 | 2019-05-09 | |||
| WO2013047482A1 | 2013-04-04 |
Foreign References:
| JPH0266530A | 1990-03-06 | |||
| JP2006267380A | 2006-10-05 | |||
| JPS57173824A | 1982-10-26 |
Attorney, Agent or Firm:
TAKAOKA, Ryoichi et al. (JP)
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