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Title:
A light volume adjustment and optical apparatus
Document Type and Number:
Japanese Patent JP6018290
Kind Code:
B2
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Inventors:
Takahito Yoshizawa
Kyosuke Miyashita
Application Number:
JP2015504185A
Publication Date:
November 02, 2016
Filing Date:
March 07, 2014
Export Citation:
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Assignee:
Canon Electronics Inc.
International Classes:
G03B9/00; G03B9/06
Domestic Patent References:
JP2012220761A2012-11-12
JPH0511306A1993-01-22
JP2012078556A2012-04-19
JP2010204693A2010-09-16
JP2011197082A2011-10-06
JP2010145706A2010-07-01
JP2012220761A2012-11-12
JPH0511306A1993-01-22
JP2012078556A2012-04-19
JP2010204693A2010-09-16
Foreign References:
WO2012026104A12012-03-01
Attorney, Agent or Firm:
Yasunori Otsuka
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu



 
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