JP5618499B2 - レンズ鏡筒 - Google Patents

レンズ鏡筒 Download PDF

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Publication number
JP5618499B2
JP5618499B2 JP2009153318A JP2009153318A JP5618499B2 JP 5618499 B2 JP5618499 B2 JP 5618499B2 JP 2009153318 A JP2009153318 A JP 2009153318A JP 2009153318 A JP2009153318 A JP 2009153318A JP 5618499 B2 JP5618499 B2 JP 5618499B2
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JP
Japan
Prior art keywords
barrier
blade
closing
sub
interlock
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2009153318A
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English (en)
Japanese (ja)
Other versions
JP2011008140A5 (enrdf_load_stackoverflow
JP2011008140A (ja
Inventor
工藤　智幸
智幸 工藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2009153318A priority Critical patent/JP5618499B2/ja
Publication of JP2011008140A publication Critical patent/JP2011008140A/ja
Publication of JP2011008140A5 publication Critical patent/JP2011008140A5/ja
Application granted granted Critical
Publication of JP5618499B2 publication Critical patent/JP5618499B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids

Landscapes

  • Blocking Light For Cameras (AREA)
  • Studio Devices (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
JP2009153318A 2009-06-29 2009-06-29 レンズ鏡筒 Expired - Fee Related JP5618499B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009153318A JP5618499B2 (ja) 2009-06-29 2009-06-29 レンズ鏡筒

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009153318A JP5618499B2 (ja) 2009-06-29 2009-06-29 レンズ鏡筒

Publications (3)

Publication Number Publication Date
JP2011008140A JP2011008140A (ja) 2011-01-13
JP2011008140A5 JP2011008140A5 (enrdf_load_stackoverflow) 2012-08-09
JP5618499B2 true JP5618499B2 (ja) 2014-11-05

Family

ID=43564854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009153318A Expired - Fee Related JP5618499B2 (ja) 2009-06-29 2009-06-29 レンズ鏡筒

Country Status (1)

Country Link
JP (1) JP5618499B2 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5762007B2 (ja) * 2011-01-17 2015-08-12 キヤノン株式会社 鏡筒、および鏡筒を有するカメラ
JP5787536B2 (ja) * 2011-02-04 2015-09-30 キヤノン株式会社 鏡筒、および鏡筒を有するカメラ
JP5967954B2 (ja) * 2012-01-31 2016-08-10 キヤノン株式会社 レンズバリアを有する光学機器
US9703174B2 (en) 2014-01-16 2017-07-11 Canon Kabushiki Kaisha Optical apparatus equipped with barrier mechanism
JP6257342B2 (ja) * 2014-01-16 2018-01-10 キヤノン株式会社 光学機器
JP6238762B2 (ja) * 2014-01-21 2017-11-29 キヤノン株式会社 光学機器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2562965Y2 (ja) * 1991-06-17 1998-02-16 株式会社コパル レンズ鏡胴用バリヤ
JP2556334Y2 (ja) * 1991-06-21 1997-12-03 株式会社コパル 光学機器の羽根開閉装置

Also Published As

Publication number Publication date
JP2011008140A (ja) 2011-01-13

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