Title:
Optical apparatus
Document Type and Number:
Japanese Patent JP6033015
Kind Code:
B2
Abstract:
An optical device includes an optical system, a diaphragm unit, a diaphragm unit, a focus-lens driving unit, a diaphragm driving unit, and a diaphragm control unit. The diaphragm control unit controls the diaphragm driving unit in accordance with the position to which the focus lens group has been moved by the focus-lens driving unit, thereby controlling the aperture opening of the diaphragm unit and ultimately limit a light beam passing through the camera system.
Inventors:
Joe Taguchi
Application Number:
JP2012203605A
Publication Date:
November 30, 2016
Filing Date:
September 14, 2012
Export Citation:
Assignee:
Olympus Endo Technology America Inc.
International Classes:
G02B7/10; G02B7/04; G03B9/00
Domestic Patent References:
| JP7160989A | ||||
| JP10224680A | ||||
| JP2010268156A |
Attorney, Agent or Firm:
Kurata Masatoshi
Yoshihiro Fukuhara
Makoto Nakamura
Nobuhisa Nogawa
Toshio Shirane
Takashi Mine
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Takao Ako
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Yoshihiro Fukuhara
Makoto Nakamura
Nobuhisa Nogawa
Toshio Shirane
Takashi Mine
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Takao Ako
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
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