DE4139449A1 - Automatische fokussierungseinrichtung - Google Patents

Automatische fokussierungseinrichtung

Info

Publication number
DE4139449A1
DE4139449A1 DE4139449A DE4139449A DE4139449A1 DE 4139449 A1 DE4139449 A1 DE 4139449A1 DE 4139449 A DE4139449 A DE 4139449A DE 4139449 A DE4139449 A DE 4139449A DE 4139449 A1 DE4139449 A1 DE 4139449A1
Authority
DE
Germany
Prior art keywords
lens
focus
focusing
speed
time
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.)
Ceased
Application number
DE4139449A
Other languages
German (de)
English (en)
Inventor
Yukio Uenaka
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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
Priority claimed from JP2332865A external-priority patent/JPH04199113A/ja
Priority claimed from JP3103988A external-priority patent/JPH04256914A/ja
Priority claimed from JP3103990A external-priority patent/JPH04256916A/ja
Priority claimed from JP3103989A external-priority patent/JPH04256915A/ja
Priority claimed from JP10406091A external-priority patent/JP3450340B2/ja
Priority claimed from JP03104058A external-priority patent/JP3081013B2/ja
Priority claimed from JP3104057A external-priority patent/JPH04258909A/ja
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to DE9116929U priority Critical patent/DE9116929U1/de
Publication of DE4139449A1 publication Critical patent/DE4139449A1/de
Ceased legal-status Critical Current

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
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
    • 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
    • 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
    • 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
    • G03B13/18—Focusing aids
    • G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera
    • 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
  • Studio Devices (AREA)
DE4139449A 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung Ceased DE4139449A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9116929U DE9116929U1 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP2332865A JPH04199113A (ja) 1990-11-29 1990-11-29 自動焦点調節装置
JP3103988A JPH04256914A (ja) 1991-02-08 1991-02-08 自動焦点調節装置
JP3103990A JPH04256916A (ja) 1991-02-08 1991-02-08 自動焦点調節装置
JP3103989A JPH04256915A (ja) 1991-02-08 1991-02-08 自動焦点調節装置
JP10405991 1991-02-13
JP10406091A JP3450340B2 (ja) 1991-02-13 1991-02-13 自動焦点調節装置
JP03104058A JP3081013B2 (ja) 1991-02-13 1991-02-13 自動焦点調節装置
JP3104057A JPH04258909A (ja) 1991-02-13 1991-02-13 自動焦点調節装置

Publications (1)

Publication Number Publication Date
DE4139449A1 true DE4139449A1 (de) 1992-07-02

Family

ID=27572968

Family Applications (8)

Application Number Title Priority Date Filing Date
DE4139449A Ceased DE4139449A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139459A Expired - Fee Related DE4139459C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung
DE4139399A Withdrawn DE4139399A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139458A Expired - Fee Related DE4139458C2 (de) 1990-11-29 1991-11-29 Automatische Fokussiereinrichtung
DE4139400A Expired - Fee Related DE4139400C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung
DE4139448A Withdrawn DE4139448A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139413A Ceased DE4139413A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139414A Expired - Fee Related DE4139414C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung

Family Applications After (7)

Application Number Title Priority Date Filing Date
DE4139459A Expired - Fee Related DE4139459C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung
DE4139399A Withdrawn DE4139399A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139458A Expired - Fee Related DE4139458C2 (de) 1990-11-29 1991-11-29 Automatische Fokussiereinrichtung
DE4139400A Expired - Fee Related DE4139400C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung
DE4139448A Withdrawn DE4139448A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139413A Ceased DE4139413A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139414A Expired - Fee Related DE4139414C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung

Country Status (5)

Country Link
US (6) US5239330A (cg-RX-API-DMAC7.html)
KR (4) KR0137180B1 (cg-RX-API-DMAC7.html)
DE (8) DE4139449A1 (cg-RX-API-DMAC7.html)
FR (13) FR2670032A1 (cg-RX-API-DMAC7.html)
GB (8) GB2250828B (cg-RX-API-DMAC7.html)

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FR2670032A1 (fr) * 1990-11-29 1992-06-05 Asahi Optical Co Ltd Dispositif de mise au point automatique.
USRE36546E (en) * 1990-11-29 2000-02-01 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device
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GB2286498B (en) * 1991-05-15 1995-11-01 Asahi Optical Co Ltd Automatic focusing apparatus
FR2676552B1 (fr) * 1991-05-15 1996-01-12 Asahi Optical Co Ltd Dispositif de mise au point automatique.
GB2256720B (en) * 1991-05-21 1994-08-31 Asahi Optical Co Ltd Lens position detecting apparatus ans camera having same
JP3215723B2 (ja) * 1992-09-11 2001-10-09 旭光学工業株式会社 レンズ駆動装置
JP3218730B2 (ja) * 1992-10-19 2001-10-15 株式会社ニコン 予測機能を有する焦点調節装置
JPH06289283A (ja) * 1993-03-31 1994-10-18 Nikon Corp カメラ
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JPH0850229A (ja) * 1994-05-31 1996-02-20 Nikon Corp 撮像装置システム及び交換レンズ及び撮像装置
US5732288A (en) * 1994-08-09 1998-03-24 Nikon Corporation Auto-focusing device for camera
JP3635687B2 (ja) * 1994-09-07 2005-04-06 株式会社ニコン 自動合焦装置
JP3569973B2 (ja) * 1994-09-07 2004-09-29 株式会社ニコン 焦点調節装置
JPH0875413A (ja) * 1994-09-07 1996-03-22 Seikosha Co Ltd 測距装置
JPH08105742A (ja) * 1994-10-03 1996-04-23 Seikosha Co Ltd 測距装置
JP3891224B2 (ja) * 1995-12-07 2007-03-14 株式会社ニコン 自動合焦装置
US7027087B2 (en) * 1998-08-21 2006-04-11 Nikon Corporation Electronic camera
US7088865B2 (en) * 1998-11-20 2006-08-08 Nikon Corporation Image processing apparatus having image selection function, and recording medium having image selection function program
US6867809B1 (en) * 1998-11-30 2005-03-15 Canon Kabushiki Kaisha Speed control device for optical system
JP4370726B2 (ja) * 2001-02-15 2009-11-25 株式会社ニコン 電子カメラ、および画像処理プログラム
JP3917104B2 (ja) * 2003-04-25 2007-05-23 コニカミノルタフォトイメージング株式会社 撮像装置
US7355634B2 (en) * 2003-06-23 2008-04-08 Canon Kabushiki Kaisha Moving image pickup apparatus carrying out automatic focus adjustment and still image recording method therefor
US8090157B2 (en) 2005-01-26 2012-01-03 Honeywell International Inc. Approaches and apparatus for eye detection in a digital image
US8050463B2 (en) 2005-01-26 2011-11-01 Honeywell International Inc. Iris recognition system having image quality metrics
US8045764B2 (en) 2005-01-26 2011-10-25 Honeywell International Inc. Expedient encoding system
US8098901B2 (en) 2005-01-26 2012-01-17 Honeywell International Inc. Standoff iris recognition system
US8705808B2 (en) * 2003-09-05 2014-04-22 Honeywell International Inc. Combined face and iris recognition system
US8442276B2 (en) 2006-03-03 2013-05-14 Honeywell International Inc. Invariant radial iris segmentation
US7593550B2 (en) 2005-01-26 2009-09-22 Honeywell International Inc. Distance iris recognition
US8064647B2 (en) 2006-03-03 2011-11-22 Honeywell International Inc. System for iris detection tracking and recognition at a distance
US8228377B2 (en) * 2003-09-12 2012-07-24 Logitech Europe S.A. Pan and tilt camera
JP2005308850A (ja) * 2004-04-19 2005-11-04 Canon Inc 交換レンズ及びカメラ本体及びカメラシステム
US7917935B2 (en) * 2004-10-01 2011-03-29 Logitech Europe S.A. Mechanical pan, tilt and zoom in a webcam
AU2007281940B2 (en) * 2006-03-03 2010-12-16 Gentex Corporation Modular biometrics collection system architecture
AU2007220010B2 (en) 2006-03-03 2011-02-17 Gentex Corporation Single lens splitter camera
WO2007101275A1 (en) * 2006-03-03 2007-09-07 Honeywell International, Inc. Camera with auto-focus capability
US8063889B2 (en) 2007-04-25 2011-11-22 Honeywell International Inc. Biometric data collection system
US20090092283A1 (en) * 2007-10-09 2009-04-09 Honeywell International Inc. Surveillance and monitoring system
US8436907B2 (en) 2008-05-09 2013-05-07 Honeywell International Inc. Heterogeneous video capturing system
WO2009139192A1 (ja) * 2008-05-15 2009-11-19 パナソニック株式会社 カメラシステム
US8213782B2 (en) * 2008-08-07 2012-07-03 Honeywell International Inc. Predictive autofocusing system
US8090246B2 (en) 2008-08-08 2012-01-03 Honeywell International Inc. Image acquisition system
US8280119B2 (en) * 2008-12-05 2012-10-02 Honeywell International Inc. Iris recognition system using quality metrics
JP5419532B2 (ja) * 2009-04-30 2014-02-19 キヤノン株式会社 自動焦点調整装置
US8630464B2 (en) * 2009-06-15 2014-01-14 Honeywell International Inc. Adaptive iris matching using database indexing
US8472681B2 (en) 2009-06-15 2013-06-25 Honeywell International Inc. Iris and ocular recognition system using trace transforms
US8742887B2 (en) 2010-09-03 2014-06-03 Honeywell International Inc. Biometric visitor check system
KR101710633B1 (ko) * 2011-08-05 2017-02-27 삼성전자주식회사 자동 초점 조절 방법, 자동 초점 조절 장치, 및 이를 포함하는 디지털 촬영장치
CN103217855B (zh) * 2013-04-02 2015-07-15 金三立视频科技（深圳）有限公司 摄像机自动聚焦方法
US10863079B2 (en) * 2017-07-13 2020-12-08 Canon Kabushiki Kaisha Control apparatus, image capturing apparatus, and non-transitory computer-readable storage medium

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Patent Citations (2)

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US4593988A (en) * 1982-01-30 1986-06-10 Ricoh Company, Ltd. Focus condition indicating device of an auto-focus system
US4783677A (en) * 1986-06-21 1988-11-08 Minolta Camera Kabushiki Kaisha Automatic focus control device

Also Published As

Publication number Publication date
FR2739946B1 (fr) 2005-04-22
GB2250831A (en) 1992-06-17
DE4139400C2 (de) 1996-08-29
FR2708109A1 (fr) 1995-01-27
KR0144623B1 (ko) 1998-07-15
GB2251084B (en) 1994-08-17
GB9125419D0 (en) 1992-01-29
US5457513A (en) 1995-10-10
DE4139399A1 (de) 1992-07-02
FR2670022A1 (fr) 1992-06-05
US5321459A (en) 1994-06-14
FR2670031A1 (fr) 1992-06-05
GB2250833A (en) 1992-06-17
GB2251998A (en) 1992-07-22
DE4139414C2 (de) 1998-02-19
FR2704328B1 (fr) 1999-04-16
DE4139458C2 (de) 2000-04-06
GB2250832B (en) 1994-08-17
FR2739945B1 (fr) 2005-04-22
GB2250830A (en) 1992-06-17
GB2250829A (en) 1992-06-17
KR940027659A (ko) 1994-12-10
FR2670026A1 (fr) 1992-06-05
GB9125421D0 (en) 1992-01-29
FR2670029A1 (fr) 1992-06-05
US5416559A (en) 1995-05-16
FR2670030B1 (fr) 1994-09-02
US5276476A (en) 1994-01-04
GB2250833B (en) 1994-08-17
DE4139459A1 (de) 1992-07-02
KR0137178B1 (ko) 1998-04-29
GB9125434D0 (en) 1992-01-29
DE4139448A1 (de) 1992-07-02
GB9125420D0 (en) 1992-01-29
GB9125441D0 (en) 1992-01-29
FR2739946A1 (fr) 1997-04-18
FR2670028A1 (fr) 1992-06-05
US5359382A (en) 1994-10-25
GB9125388D0 (en) 1992-01-29
DE4139414A1 (de) 1992-07-02
KR940027661A (ko) 1994-12-10
FR2739945A1 (fr) 1997-04-18
GB9125408D0 (en) 1992-01-29
GB2250832A (en) 1992-06-17
KR0137180B1 (en) 1998-04-29
KR0138579B1 (ko) 1998-05-15
FR2708109B1 (cg-RX-API-DMAC7.html) 1997-02-07
GB2251084A (en) 1992-06-24
GB2250828A (en) 1992-06-17
DE4139413A1 (de) 1992-07-02
US5239330A (en) 1993-08-24
DE4139400A1 (de) 1992-07-02
FR2670032A1 (fr) 1992-06-05
GB2250828B (en) 1994-08-17
GB2250830B (en) 1994-08-24
GB9125425D0 (en) 1992-01-29
FR2670030A1 (fr) 1992-06-05
GB2250829B (en) 1994-08-17
DE4139459C2 (de) 1996-09-19
FR2670022B1 (cg-RX-API-DMAC7.html) 1994-12-30
FR2704328A1 (fr) 1994-10-28
GB2251998B (en) 1995-01-25
FR2704659B1 (fr) 1999-04-09
FR2704659A1 (fr) 1994-11-04
FR2670027A1 (fr) 1992-06-05
DE4139458A1 (de) 1992-07-02

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