JP5294926B2 - レンズ装置及びカメラシステム - Google Patents

レンズ装置及びカメラシステム Download PDF

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Publication number
JP5294926B2
JP5294926B2 JP2009048702A JP2009048702A JP5294926B2 JP 5294926 B2 JP5294926 B2 JP 5294926B2 JP 2009048702 A JP2009048702 A JP 2009048702A JP 2009048702 A JP2009048702 A JP 2009048702A JP 5294926 B2 JP5294926 B2 JP 5294926B2
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JP
Japan
Prior art keywords
unit
housing
lens
focus
lens barrel
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
JP2009048702A
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English (en)
Japanese (ja)
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JP2010204316A5 (enExample
JP2010204316A (ja
Inventor
理 山本
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 JP2009048702A priority Critical patent/JP5294926B2/ja
Priority to US12/716,394 priority patent/US7962028B2/en
Publication of JP2010204316A publication Critical patent/JP2010204316A/ja
Publication of JP2010204316A5 publication Critical patent/JP2010204316A5/ja
Application granted granted Critical
Publication of JP5294926B2 publication Critical patent/JP5294926B2/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/282—Autofocusing of zoom lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Automatic Focus Adjustment (AREA)
  • Lens Barrels (AREA)
JP2009048702A 2009-03-03 2009-03-03 レンズ装置及びカメラシステム Expired - Fee Related JP5294926B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009048702A JP5294926B2 (ja) 2009-03-03 2009-03-03 レンズ装置及びカメラシステム
US12/716,394 US7962028B2 (en) 2009-03-03 2010-03-03 Lens apparatus and camera system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009048702A JP5294926B2 (ja) 2009-03-03 2009-03-03 レンズ装置及びカメラシステム

Publications (3)

Publication Number Publication Date
JP2010204316A JP2010204316A (ja) 2010-09-16
JP2010204316A5 JP2010204316A5 (enExample) 2012-04-12
JP5294926B2 true JP5294926B2 (ja) 2013-09-18

Family

ID=42678331

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009048702A Expired - Fee Related JP5294926B2 (ja) 2009-03-03 2009-03-03 レンズ装置及びカメラシステム

Country Status (2)

Country Link
US (1) US7962028B2 (enExample)
JP (1) JP5294926B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9152020B2 (en) * 2011-04-02 2015-10-06 Shenzhen Pchood Technology Co., Ltd. Additional knurled ring for optical lens
WO2013114702A1 (ja) * 2012-01-31 2013-08-08 富士フイルム株式会社 レンズ装置及び撮像装置
CN104471459B (zh) * 2012-08-29 2017-03-08 富士胶片株式会社 在透镜镜筒上装卸自如的驱动装置、进行其处理控制的方法及调整方法
CN103605198B (zh) * 2013-11-07 2016-06-08 中国科学院西安光学精密机械研究所 一种多探测器光学系统联动调焦机构及其调焦方法
JP6405108B2 (ja) * 2014-04-04 2018-10-17 キヤノン株式会社 レンズ装置及びそれを有する撮像装置
JP6286631B2 (ja) * 2016-07-05 2018-03-07 武蔵オプティカルシステム株式会社 オートフォーカスモジュール及びビデオカメラ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940777A (en) * 1973-08-27 1976-02-24 Canon Kabushiki Kaisha Casing of a mechanical mounting for the interchangeable lenses and a camera system using the same
JPS5576312A (en) 1978-12-04 1980-06-09 Canon Inc Focus detecting system of image
US7209175B1 (en) * 1996-04-08 2007-04-24 Nikon Corporation Autofocus apparatus
JP2003344743A (ja) * 2002-03-18 2003-12-03 Fuji Photo Optical Co Ltd 撮影レンズ
JP2006215283A (ja) * 2005-02-03 2006-08-17 Fujinon Corp ピント状態検出用撮像装置
JP4692425B2 (ja) * 2006-07-14 2011-06-01 富士フイルム株式会社 オートフォーカスシステム
JP2008046482A (ja) * 2006-08-18 2008-02-28 Fujinon Corp レンズ装置
JP2008104037A (ja) * 2006-10-20 2008-05-01 Fujifilm Corp 撮像装置

Also Published As

Publication number Publication date
US20100226634A1 (en) 2010-09-09
US7962028B2 (en) 2011-06-14
JP2010204316A (ja) 2010-09-16

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