Title:
ゴースト低減装置およびこれを備えた撮像装置、ゴースト低減方法、ならびに撮像光学系
Document Type and Number:
Japanese Patent JP6685040
Kind Code:
B2
Abstract:
[Subject(s)] To offer a ghost reducing device and an imaging device provided with it, a ghost reducing method, and an imaging optical system that can effectively reduce ghosts while having a simple and inexpensive configuration. [Means to Solve] A ghost reducing device includes a douser that has at least one opening that lets light pass through, and that totally blocks light in a symmetrical position of the opening with respect to an optical axis of an imaging optical system. The douser is disposed in the vicinity of a pupil position of the imaging optical system.
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Inventors:
Kotaro Takigami
Yasuhiro Sawada
Yasuhiro Sawada
Application Number:
JP2015228966A
Publication Date:
April 22, 2020
Filing Date:
November 24, 2015
Export Citation:
Assignee:
Kamui Innovation Corporation
International Classes:
G02B7/02; G03B11/04; H04N5/225
Domestic Patent References:
| JP2014217059A | ||||
| JP3610989B2 | ||||
| JP8334725A | ||||
| JP8234072A |
Attorney, Agent or Firm:
Shingo Sagawa
Motoko Kobayashi
Yosuke Kawano
Yoko Ebe
Motoko Kobayashi
Yosuke Kawano
Yoko Ebe