JP7118702B2 - レンズ装置、撮像装置、カメラシステム、補正値決定方法およびプログラム - Google Patents

レンズ装置、撮像装置、カメラシステム、補正値決定方法およびプログラム Download PDF

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Publication number
JP7118702B2
JP7118702B2 JP2018070516A JP2018070516A JP7118702B2 JP 7118702 B2 JP7118702 B2 JP 7118702B2 JP 2018070516 A JP2018070516 A JP 2018070516A JP 2018070516 A JP2018070516 A JP 2018070516A JP 7118702 B2 JP7118702 B2 JP 7118702B2
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Japan
Prior art keywords
correction value
ext
optical system
focus detection
extender
Prior art date
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Application number
JP2018070516A
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English (en)
Japanese (ja)
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JP2019184627A (ja
JP2019184627A5 (enExample
Inventor
雄一 小坂
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
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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 JP2018070516A priority Critical patent/JP7118702B2/ja
Priority to US16/366,011 priority patent/US10917554B2/en
Priority to CN201910247942.2A priority patent/CN110346894B/zh
Publication of JP2019184627A publication Critical patent/JP2019184627A/ja
Publication of JP2019184627A5 publication Critical patent/JP2019184627A5/ja
Application granted granted Critical
Publication of JP7118702B2 publication Critical patent/JP7118702B2/ja
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    • 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
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • 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
    • 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
    • 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
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
  • Structure And Mechanism Of Cameras (AREA)
JP2018070516A 2018-04-02 2018-04-02 レンズ装置、撮像装置、カメラシステム、補正値決定方法およびプログラム Active JP7118702B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018070516A JP7118702B2 (ja) 2018-04-02 2018-04-02 レンズ装置、撮像装置、カメラシステム、補正値決定方法およびプログラム
US16/366,011 US10917554B2 (en) 2018-04-02 2019-03-27 Lens apparatus, image capturing apparatus, camera system, determination method of correction value and storage medium
CN201910247942.2A CN110346894B (zh) 2018-04-02 2019-03-29 透镜装置、摄像装置、相机系统、确定方法及存储介质

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018070516A JP7118702B2 (ja) 2018-04-02 2018-04-02 レンズ装置、撮像装置、カメラシステム、補正値決定方法およびプログラム

Publications (3)

Publication Number Publication Date
JP2019184627A JP2019184627A (ja) 2019-10-24
JP2019184627A5 JP2019184627A5 (enExample) 2021-05-06
JP7118702B2 true JP7118702B2 (ja) 2022-08-16

Family

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Family Applications (1)

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JP2018070516A Active JP7118702B2 (ja) 2018-04-02 2018-04-02 レンズ装置、撮像装置、カメラシステム、補正値決定方法およびプログラム

Country Status (3)

Country Link
US (1) US10917554B2 (enExample)
JP (1) JP7118702B2 (enExample)
CN (1) CN110346894B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10893183B1 (en) 2019-11-18 2021-01-12 GM Global Technology Operations LLC On-vehicle imaging system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3345890B2 (ja) * 1990-08-06 2002-11-18 株式会社ニコン システムカメラおよびリアコンバージョンレンズ鏡筒
JPH0519158A (ja) * 1991-07-10 1993-01-29 Minolta Camera Co Ltd カメラ
JP2007248782A (ja) * 2006-03-15 2007-09-27 Olympus Imaging Corp 焦点調節装置およびカメラ
JP5320855B2 (ja) * 2008-06-25 2013-10-23 株式会社ニコン レンズ鏡筒及びカメラシステム
JP5653035B2 (ja) * 2009-12-22 2015-01-14 キヤノン株式会社 撮像装置、焦点検出方法、および制御方法
JP2011215249A (ja) * 2010-03-31 2011-10-27 Canon Inc 自動合焦ズームレンズ
JP5930999B2 (ja) * 2013-04-05 2016-06-08 キヤノン株式会社 撮像装置、撮像システム、レンズユニット、撮像装置の制御方法、およびレンズユニットの制御方法
EP3018516B1 (en) * 2014-11-05 2019-06-19 Canon Kabushiki Kaisha Image capturing apparatus and method for controlling image capturing apparatus
JP6484003B2 (ja) 2014-11-05 2019-03-13 キヤノン株式会社 撮像装置およびその制御方法、および撮影光学系
JP6487678B2 (ja) * 2014-11-21 2019-03-20 キヤノン株式会社 焦点検出装置及びその制御方法

Also Published As

Publication number Publication date
JP2019184627A (ja) 2019-10-24
US20190306406A1 (en) 2019-10-03
CN110346894B (zh) 2022-02-22
US10917554B2 (en) 2021-02-09
CN110346894A (zh) 2019-10-18

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