Title:
LENS DEVICE AND IMAGING DEVICE HAVING SAID LENS DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/031407
Kind Code:
A1
Abstract:
A lens device (2) is provided with a first operating ring (11) for adjusting the opening surface area of an aperture device (15) and a second operating ring (12) for adjusting the transmittance of a variable light transmittance filter (16). The correspondence relation between the operational amount for the first operating ring and the rate of change in the amount of light transmitted by the aperture device and correspondence relation between the operational amount for the second operating ring and the rate of change in the amount of light transmitted by the variable light transmittance filter are the same.
Inventors:
SAITA ARIHIRO
KANAYAMA SHIGEHIRO
TANAKA MINORU
KANAYAMA SHIGEHIRO
TANAKA MINORU
Application Number:
PCT/JP2012/068223
Publication Date:
March 07, 2013
Filing Date:
July 18, 2012
Export Citation:
Assignee:
FUJIFILM CORP (JP)
SAITA ARIHIRO
KANAYAMA SHIGEHIRO
TANAKA MINORU
SAITA ARIHIRO
KANAYAMA SHIGEHIRO
TANAKA MINORU
International Classes:
G02B7/02; G02B5/00; G03B9/02; G03B11/00; H04N5/225; H04N5/238
Foreign References:
JP2004333554A | 2004-11-25 | |||
JP2005292325A | 2005-10-20 | |||
JP2009251479A | 2009-10-29 | |||
JP2002218299A | 2002-08-02 |
Other References:
See also references of EP 2752698A4
Attorney, Agent or Firm:
TAKAMATSU Takeshi et al. (JP)
Takamatsu 猛 (JP)
Takamatsu 猛 (JP)
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Claims: