DE69519050D1 - Linsenkontrollvorrichtung - Google Patents
LinsenkontrollvorrichtungInfo
- Publication number
- DE69519050D1 DE69519050D1 DE69519050T DE69519050T DE69519050D1 DE 69519050 D1 DE69519050 D1 DE 69519050D1 DE 69519050 T DE69519050 T DE 69519050T DE 69519050 T DE69519050 T DE 69519050T DE 69519050 D1 DE69519050 D1 DE 69519050D1
- Authority
- DE
- Germany
- Prior art keywords
- control device
- lens control
- lens
- control
- 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 - Lifetime
Links
Classifications
-
- 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
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
- G02B7/102—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens controlled by a microcomputer
-
- 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
-
- 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
- G03B17/56—Accessories
- G03B17/565—Optical accessories, e.g. converters for close-up photography, tele-convertors, wide-angle convertors
-
- 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
- H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
- G02B15/10—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by adding a part, e.g. close-up attachment
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Structure And Mechanism Of Cameras (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9802994A JPH07281072A (ja) | 1994-04-12 | 1994-04-12 | カメラ |
JP09802894A JP3466700B2 (ja) | 1994-04-12 | 1994-04-12 | カメラ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69519050D1 true DE69519050D1 (de) | 2000-11-16 |
DE69519050T2 DE69519050T2 (de) | 2001-10-25 |
Family
ID=26439202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69519050T Expired - Lifetime DE69519050T2 (de) | 1994-04-12 | 1995-04-10 | Linsenkontrollvorrichtung |
Country Status (6)
Country | Link |
---|---|
US (1) | US6744468B2 (de) |
EP (1) | EP0677760B1 (de) |
KR (1) | KR0173159B1 (de) |
CN (1) | CN1114126C (de) |
DE (1) | DE69519050T2 (de) |
SG (2) | SG102527A1 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6683652B1 (en) * | 1995-08-29 | 2004-01-27 | Canon Kabushiki Kaisha | Interchangeable lens video camera system having improved focusing |
US6989865B1 (en) * | 1997-12-19 | 2006-01-24 | Canon Kabushiki Kaisha | Optical equipment and it control method, and computer-readable storage medium |
JP3530906B2 (ja) * | 2001-03-30 | 2004-05-24 | ミノルタ株式会社 | 結像位置検出プログラムおよびカメラ |
KR20040062247A (ko) * | 2003-01-02 | 2004-07-07 | 엘지전자 주식회사 | 홍채 인식 카메라의 구조 및 그 사용 방법 |
JP4478419B2 (ja) * | 2003-09-02 | 2010-06-09 | キヤノン株式会社 | レンズ制御装置、光学機器およびレンズ制御方法 |
US7415200B2 (en) * | 2003-10-14 | 2008-08-19 | Canon Kabushiki Kaisha | Imaging device |
JP4551708B2 (ja) * | 2004-07-21 | 2010-09-29 | キヤノン株式会社 | 撮像装置 |
JP2008058399A (ja) * | 2006-08-29 | 2008-03-13 | Canon Inc | 焦点調節装置、撮像装置、および制御方法 |
KR100880672B1 (ko) * | 2007-07-18 | 2009-02-02 | 자화전자 주식회사 | 자동초점 기능을 구비한 카메라 시스템 및 그 제어방법 |
JP5574729B2 (ja) * | 2010-02-03 | 2014-08-20 | キヤノン株式会社 | レンズ制御装置、その制御方法及びプログラム |
JP5590903B2 (ja) * | 2010-02-05 | 2014-09-17 | キヤノン株式会社 | 撮像レンズ、撮像装置、及び撮像装置の制御方法 |
JP5750694B2 (ja) * | 2011-03-25 | 2015-07-22 | オリンパス株式会社 | 交換レンズ |
KR101293245B1 (ko) * | 2012-02-21 | 2013-08-09 | (주)비에이치비씨 | 광학 줌 카메라의 줌 트래킹 자동 초점 제어기 및 그 제어 방법 |
JP6003199B2 (ja) * | 2012-05-08 | 2016-10-05 | ソニー株式会社 | レンズ交換式カメラシステムおよびレンズデータ取得プログラム |
JP2016006480A (ja) * | 2014-05-27 | 2016-01-14 | パナソニックIpマネジメント株式会社 | 撮像装置 |
EP3955057B1 (de) * | 2017-05-31 | 2023-05-10 | Canon Kabushiki Kaisha | Bildgebungsvorrichtung, zwischenzubehör und steuerungsverfahren dafür |
CN113777738A (zh) * | 2020-06-08 | 2021-12-10 | 华为技术有限公司 | 变焦镜组、镜头组件、摄像装置、电子设备及变焦方法 |
CN113900211B (zh) * | 2020-06-18 | 2023-05-05 | 华为技术有限公司 | 自动聚焦组件、摄像装置、电子设备和自动聚焦方法 |
CN115079369B (zh) * | 2022-05-25 | 2023-12-26 | 北京都视科技有限公司 | 镜头模组的光学对焦方法、装置、存储介质以及镜头模组 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0654366B2 (ja) * | 1985-05-20 | 1994-07-20 | ウエスト電気株式会社 | ズ−ミング方法およびズ−ミング装置 |
US4994842A (en) * | 1987-02-06 | 1991-02-19 | Minolta Camera Kabushiki Kaisha | Camera having a converter-attachable zoom lens |
JP2776482B2 (ja) * | 1988-08-23 | 1998-07-16 | 株式会社リコー | レンズ制御装置 |
US5144491A (en) | 1989-04-24 | 1992-09-01 | Canon Kabushiki Kaisha | Apparatus with lens control device |
US5122880A (en) * | 1989-05-29 | 1992-06-16 | Canon Kabushiki Kaisha | Electronic still camera with lessened power consumption |
JP2728943B2 (ja) | 1989-07-08 | 1998-03-18 | キヤノン株式会社 | レンズ制御装置 |
JPH0348212A (ja) | 1989-07-17 | 1991-03-01 | Fuji Photo Film Co Ltd | ズームレンズ装置 |
US5323200A (en) * | 1991-05-22 | 1994-06-21 | Canon Kabushiki Kaisha | Optical apparatus having lens control device |
US5638217A (en) * | 1991-08-20 | 1997-06-10 | Canon Kabushiki Kaisha | Lens control device |
JPH05145819A (ja) * | 1991-11-21 | 1993-06-11 | Canon Inc | ビデオカメラ |
JPH05145817A (ja) * | 1991-11-21 | 1993-06-11 | Canon Inc | ビデオカメラ |
US5296970A (en) | 1992-03-30 | 1994-03-22 | Fuji Photo Optical Co., Ltd | Zoom lens system |
DE69326106T2 (de) * | 1992-06-29 | 2000-01-05 | Canon Kk | Objektivkontrollgerät |
US5790902A (en) * | 1993-09-02 | 1998-08-04 | Canon Kabushiki Kaisha | Zoom lens |
KR950023062A (ko) * | 1993-12-21 | 1995-07-28 | 이헌조 | 비디오 카메라의 플랜지백 조정방법 |
US5786853A (en) * | 1994-04-12 | 1998-07-28 | Canon Kabushiki Kaisha | Lens control device |
JP3610167B2 (ja) * | 1996-07-30 | 2005-01-12 | キヤノン株式会社 | レンズ制御方法及び装置 |
-
1995
- 1995-04-10 EP EP95302346A patent/EP0677760B1/de not_active Expired - Lifetime
- 1995-04-10 DE DE69519050T patent/DE69519050T2/de not_active Expired - Lifetime
- 1995-04-10 SG SG9800306A patent/SG102527A1/en unknown
- 1995-04-10 SG SG9800302A patent/SG102526A1/en unknown
- 1995-04-12 KR KR1019950008462A patent/KR0173159B1/ko not_active IP Right Cessation
- 1995-04-12 CN CN95104340A patent/CN1114126C/zh not_active Expired - Fee Related
-
1998
- 1998-01-13 US US09/006,567 patent/US6744468B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20020135693A1 (en) | 2002-09-26 |
CN1116726A (zh) | 1996-02-14 |
CN1114126C (zh) | 2003-07-09 |
US6744468B2 (en) | 2004-06-01 |
SG102527A1 (en) | 2004-03-26 |
DE69519050T2 (de) | 2001-10-25 |
EP0677760B1 (de) | 2000-10-11 |
KR950029833A (ko) | 1995-11-24 |
SG102526A1 (en) | 2004-03-26 |
EP0677760A3 (de) | 1996-01-17 |
KR0173159B1 (ko) | 1999-05-01 |
EP0677760A2 (de) | 1995-10-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de | ||
8370 | Indication related to discontinuation of the patent is to be deleted | ||
8364 | No opposition during term of opposition |