JP6071669B2 - レンズ装置およびカメラシステム - Google Patents

レンズ装置およびカメラシステム Download PDF

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Publication number
JP6071669B2
JP6071669B2 JP2013054152A JP2013054152A JP6071669B2 JP 6071669 B2 JP6071669 B2 JP 6071669B2 JP 2013054152 A JP2013054152 A JP 2013054152A JP 2013054152 A JP2013054152 A JP 2013054152A JP 6071669 B2 JP6071669 B2 JP 6071669B2
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JP
Japan
Prior art keywords
lens
focus
focus lens
difference
normalized
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.)
Active
Application number
JP2013054152A
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English (en)
Japanese (ja)
Other versions
JP2014178639A (ja
JP2014178639A5 (enExample
Inventor
内山　実
実 内山
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 JP2013054152A priority Critical patent/JP6071669B2/ja
Priority to GB1404451.5A priority patent/GB2513980B/en
Priority to DE102014204635.1A priority patent/DE102014204635B4/de
Priority to US14/212,347 priority patent/US9509943B2/en
Priority to CN201410094012.5A priority patent/CN104049437B/zh
Publication of JP2014178639A publication Critical patent/JP2014178639A/ja
Publication of JP2014178639A5 publication Critical patent/JP2014178639A5/ja
Application granted granted Critical
Publication of JP6071669B2 publication Critical patent/JP6071669B2/ja
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Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
    • H04N5/772—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera the recording apparatus and the television camera being placed in the same enclosure
    • 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
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/663—Remote control of cameras or camera parts, e.g. by remote control devices for controlling interchangeable camera parts based on electronic image sensor signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/672—Focus control based on electronic image sensor signals based on the phase difference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Focusing (AREA)
JP2013054152A 2013-03-15 2013-03-15 レンズ装置およびカメラシステム Active JP6071669B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2013054152A JP6071669B2 (ja) 2013-03-15 2013-03-15 レンズ装置およびカメラシステム
GB1404451.5A GB2513980B (en) 2013-03-15 2014-03-13 A lens apparatus and a camera system
DE102014204635.1A DE102014204635B4 (de) 2013-03-15 2014-03-13 Objektivvorrichtung, Kamerasystem, und Steuerverfahren für das Kamerasystem
US14/212,347 US9509943B2 (en) 2013-03-15 2014-03-14 Lens apparatus and a camera system
CN201410094012.5A CN104049437B (zh) 2013-03-15 2014-03-14 透镜设备和照相机系统

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013054152A JP6071669B2 (ja) 2013-03-15 2013-03-15 レンズ装置およびカメラシステム

Publications (3)

Publication Number Publication Date
JP2014178639A JP2014178639A (ja) 2014-09-25
JP2014178639A5 JP2014178639A5 (enExample) 2016-04-21
JP6071669B2 true JP6071669B2 (ja) 2017-02-01

Family

ID=50634681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013054152A Active JP6071669B2 (ja) 2013-03-15 2013-03-15 レンズ装置およびカメラシステム

Country Status (5)

Country Link
US (1) US9509943B2 (enExample)
JP (1) JP6071669B2 (enExample)
CN (1) CN104049437B (enExample)
DE (1) DE102014204635B4 (enExample)
GB (1) GB2513980B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5746794B2 (ja) * 2012-09-27 2015-07-08 富士フイルム株式会社 撮像装置及び画像処理方法
CN104503189A (zh) * 2014-12-31 2015-04-08 信利光电股份有限公司 一种自动对焦方法
JP6087965B2 (ja) * 2015-02-27 2017-03-01 キヤノン株式会社 レンズ装置、撮像装置、撮像システム、プログラム
CN105204269B (zh) * 2015-07-04 2018-11-13 魅族科技（中国）有限公司 一种激光辅助对焦方法及拍摄装置
JP6504969B2 (ja) * 2015-08-19 2019-04-24 キヤノン株式会社 撮像システム、撮像装置、レンズ装置、撮像システムの制御方法
JP6028876B1 (ja) * 2016-02-02 2016-11-24 ソニー株式会社 レンズユニット、撮像装置、および制御方法
US10705312B2 (en) * 2017-02-02 2020-07-07 Canon Kabushiki Kaisha Focus control apparatus, image capturing apparatus, and focus control method
WO2018168357A1 (ja) 2017-03-15 2018-09-20 富士フイルム株式会社 撮像装置、撮像方法、及び撮像プログラム
JP7024790B2 (ja) * 2017-06-27 2022-02-24 ソニーグループ株式会社 交換レンズ装置、撮像装置、撮像システム、および方法、並びにプログラム
JP6971817B2 (ja) * 2017-12-06 2021-11-24 キヤノン株式会社 レンズ装置および撮像装置
KR102493434B1 (ko) * 2018-04-05 2023-01-31 엘지이노텍 주식회사 카메라 모듈 및 이의 동작 방법
CN110557550B (zh) * 2018-05-31 2020-10-30 杭州海康威视数字技术股份有限公司 聚焦方法、装置及计算机可读存储介质
EP3796083B1 (en) * 2018-06-21 2024-12-18 Canon Kabushiki Kaisha Image capture device, accessory device, and control method therefor
JP7362299B2 (ja) 2019-05-30 2023-10-17 キヤノン株式会社 レンズ装置、カメラ、カメラシステム、制御方法
EP4403880A1 (de) * 2023-01-18 2024-07-24 Schneider Electric Industries SAS Kommunikation in multi-carrier-systemen, linearmotoren, transporteinrichtungen
CN116560074B (zh) * 2023-04-01 2025-08-01 西北工业大学 一种连续变焦系统凸轮表的优化方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2900962B2 (ja) * 1992-09-17 1999-06-02 日本ビクター株式会社 撮像装置
JPH07301740A (ja) * 1994-04-30 1995-11-14 Canon Inc フォーカス調整装置
US6373524B2 (en) * 1995-06-22 2002-04-16 Canon Kabushiki Kaisha Interchangeable lens video camera system
JP2002023041A (ja) * 2000-07-12 2002-01-23 Canon Inc 撮影距離測定装置、撮影レンズ、カメラシステム及びカメラシステムの為の情報演算装置
JP2004056691A (ja) * 2002-07-24 2004-02-19 Fuji Photo Film Co Ltd 撮像装置
JP2004085674A (ja) * 2002-08-23 2004-03-18 Fuji Photo Optical Co Ltd オートフォーカスシステム
JP4181886B2 (ja) * 2002-09-30 2008-11-19 キヤノン株式会社 ズームレンズの制御装置および撮影システム
JP2005173267A (ja) * 2003-12-11 2005-06-30 Canon Inc 焦点調節装置、光学機器および撮像装置
JP5002289B2 (ja) 2007-03-12 2012-08-15 キヤノン株式会社 撮影装置
JP2009258680A (ja) * 2008-03-27 2009-11-05 Panasonic Corp カメラシステム、カメラ本体、交換レンズユニット、フォーカス制御方法、およびプログラム。
JP5328384B2 (ja) 2009-01-14 2013-10-30 キヤノン株式会社 レンズ制御装置、光学機器及びレンズ制御方法
JP4846004B2 (ja) * 2009-08-10 2011-12-28 キヤノン株式会社 撮影システムおよびレンズ装置
JP5610815B2 (ja) * 2010-03-31 2014-10-22 キヤノン株式会社 フォーカス調整装置
JP2012141491A (ja) * 2011-01-05 2012-07-26 Sony Corp ズームトラッキング制御装置、複眼撮像装置、および、ズームトラッキング制御装置の制御方法
JP5966262B2 (ja) * 2011-06-30 2016-08-10 株式会社ニコン 撮像装置

Also Published As

Publication number Publication date
US9509943B2 (en) 2016-11-29
GB2513980B (en) 2017-09-06
GB2513980A (en) 2014-11-12
US20140267831A1 (en) 2014-09-18
JP2014178639A (ja) 2014-09-25
GB201404451D0 (en) 2014-04-30
CN104049437A (zh) 2014-09-17
DE102014204635A1 (de) 2014-09-18
CN104049437B (zh) 2017-04-12
DE102014204635B4 (de) 2023-05-17

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