JP2006146062A5 - - Google Patents

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Publication number
JP2006146062A5
JP2006146062A5 JP2004339107A JP2004339107A JP2006146062A5 JP 2006146062 A5 JP2006146062 A5 JP 2006146062A5 JP 2004339107 A JP2004339107 A JP 2004339107A JP 2004339107 A JP2004339107 A JP 2004339107A JP 2006146062 A5 JP2006146062 A5 JP 2006146062A5
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JP
Japan
Prior art keywords
driving
focus
lens
adjustment lens
focus adjustment
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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.)
Granted
Application number
JP2004339107A
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Japanese (ja)
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JP2006146062A (en
JP4630649B2 (en
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Publication date
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Priority to JP2004339107A priority Critical patent/JP4630649B2/en
Priority claimed from JP2004339107A external-priority patent/JP4630649B2/en
Publication of JP2006146062A publication Critical patent/JP2006146062A/en
Publication of JP2006146062A5 publication Critical patent/JP2006146062A5/ja
Application granted granted Critical
Publication of JP4630649B2 publication Critical patent/JP4630649B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (5)

焦点調節レンズと該焦点調節レンズを駆動する手段と、を有する撮影レンズ装置と着脱可能で且つ通信可能に接続されるカメラにおいて、
撮像手段と、
前記撮像手段により得られる撮像信号から抽出した高周波成分に応じて合焦位置を検出する焦点検出手段と、を有し、
前記焦点検出手段は、前記焦点調節レンズの駆動に関する情報を前記撮影レンズ装置に送信した後、前記駆動に関する情報に基づいた焦点調節レンズの駆動を開始する旨を前記撮影レンズ装置に送信することを特徴とするカメラ。 Means for driving the focusing lens and the focal point adjustment lens, the camera being and communicably connected detachable photographing lens unit having,
Imaging means;
A focus detection unit that detects a focus position according to a high-frequency component extracted from an imaging signal obtained by the imaging unit;
The focus detection means transmits to the photographic lens device information to start driving the focus adjustment lens based on the information related to the drive after transmitting information related to the driving of the focus adjustment lens to the photographic lens device. Features a camera. 前記焦点調節レンズの駆動に関する情報は、駆動周期および駆動量であることを特徴とする請求項１に記載のカメラ。   The camera according to claim 1, wherein the information related to driving of the focus adjustment lens is a driving cycle and a driving amount. 前記焦点検出手段は、前記焦点調節レンズを所定駆動量だけ駆動するのに要する時間データまたは所定時間内に駆動可能な駆動量データを予め前記撮影レンズ装置から受信し、
該時間データまたは駆動量データに基づき前記焦点調節レンズの駆動に関する情報を決定することを特徴とする請求項１または２に記載のカメラ。 The focus detection unit receives in advance time data required to drive the focus adjustment lens by a predetermined drive amount or drive amount data that can be driven within a predetermined time from the photographing lens device,
3. The camera according to claim 1, wherein information relating to driving of the focus adjustment lens is determined based on the time data or driving amount data. 前記焦点検出手段は、前記合焦位置の検出のための焦点調節レンズの駆動を開始および停止する旨を前記撮影レンズ装置に送信することを特徴とする請求項１〜３のいずれか１つに記載のカメラ。   The said focus detection means transmits to the said photographic lens apparatus that the drive of the focus adjustment lens for the detection of the said focus position is started and stopped to any one of Claims 1-3 characterized by the above-mentioned. The listed camera. 前記焦点調節レンズの駆動に関する情報は、駆動の回数を含み、前記焦点検出手段は、前記合焦位置の検出のための焦点調節レンズの駆動を停止する旨の送信を行わないことを特徴とする請求項１〜３のいずれか１つに記載のカメラ。 The information related to the driving of the focus adjustment lens includes the number of times of driving , and the focus detection unit does not transmit that the drive of the focus adjustment lens for detecting the in-focus position is stopped. The camera according to claim 1.
JP2004339107A 2004-11-24 2004-11-24 camera Expired - Fee Related JP4630649B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004339107A JP4630649B2 (en) 2004-11-24 2004-11-24 camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004339107A JP4630649B2 (en) 2004-11-24 2004-11-24 camera

Publications (3)

Publication Number Publication Date
JP2006146062A JP2006146062A (en) 2006-06-08
JP2006146062A5 true JP2006146062A5 (en) 2008-01-17
JP4630649B2 JP4630649B2 (en) 2011-02-09

Family

ID=36625812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004339107A Expired - Fee Related JP4630649B2 (en) 2004-11-24 2004-11-24 camera

Country Status (1)

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JP (1) JP4630649B2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007334143A (en) * 2006-06-16 2007-12-27 Olympus Imaging Corp Interchangeable lens digital camera
US8164680B2 (en) * 2008-03-27 2012-04-24 Panasonic Corporation Imaging system and camera body
US8311407B2 (en) 2008-03-28 2012-11-13 Panasonic Corporation Camera system, camera body, and interchangeable lens
US8542314B2 (en) 2008-03-28 2013-09-24 Panasonic Corporation Camera system including camera body and interchangeable lens for performing focus control
JP4594450B2 (en) 2008-04-17 2010-12-08 パナソニック株式会社 Interchangeable lens, camera body, camera system
US8570428B2 (en) * 2008-05-16 2013-10-29 Panasonic Corporation Camera system having autofocus function for capturing a moving image
US8126322B2 (en) * 2009-03-13 2012-02-28 Panasonic Corporation Interchangeable lens, camera body, and camera system
JP5254904B2 (en) 2009-08-20 2013-08-07 キヤノン株式会社 Imaging apparatus and method
JP5679718B2 (en) * 2010-07-20 2015-03-04 キヤノン株式会社 Imaging device
JP6504969B2 (en) 2015-08-19 2019-04-24 キヤノン株式会社 Imaging system, imaging apparatus, lens apparatus, control method of imaging system
JP2017151477A (en) * 2017-05-25 2017-08-31 株式会社ニコン Lens barrel and camera system
JP6803941B2 (en) * 2019-03-28 2020-12-23 キヤノン株式会社 Imaging system, imaging device, lens device, control method of imaging system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2714039B2 (en) * 1988-09-26 1998-02-16 キヤノン株式会社 Camera device
JPH04273230A (en) * 1991-02-28 1992-09-29 Canon Inc Interchangeable lens type camera system
JPH07248446A (en) * 1994-03-11 1995-09-26 Hitachi Ltd Automatic focusing device
JP3794086B2 (en) * 1997-01-30 2006-07-05 ソニー株式会社 Autofocus device for video camera
JP3962616B2 (en) * 2001-04-24 2007-08-22 キヤノン株式会社 Optical equipment
JP2003084191A (en) * 2001-09-11 2003-03-19 Canon Inc Camera, camera system and interchangeable lens device
JP4689094B2 (en) * 2001-07-02 2011-05-25 キヤノン株式会社 Camera, lens apparatus and camera system
JP2003029135A (en) * 2001-07-17 2003-01-29 Canon Inc Camera, camera system and photographic lens device
JP2003295047A (en) * 2002-04-05 2003-10-15 Canon Inc Image pickup device and image pickup system
JP2004184939A (en) * 2002-12-06 2004-07-02 Canon Inc Camera system
JP2005221798A (en) * 2004-02-06 2005-08-18 Fujinon Corp Automatic focusing system

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