DE4139400C2 - Automatische Fokussierungseinrichtung - Google Patents

Automatische Fokussierungseinrichtung

Info

Publication number
DE4139400C2
DE4139400C2 DE4139400A DE4139400A DE4139400C2 DE 4139400 C2 DE4139400 C2 DE 4139400C2 DE 4139400 A DE4139400 A DE 4139400A DE 4139400 A DE4139400 A DE 4139400A DE 4139400 C2 DE4139400 C2 DE 4139400C2
Authority
DE
Germany
Prior art keywords
lens
focusing
time
amount
focus
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 - Fee Related
Application number
DE4139400A
Other languages
German (de)
English (en)
Other versions
DE4139400A1 (de
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 JP3103989A external-priority patent/JPH04256915A/ja
Priority claimed from JP3103990A external-priority patent/JPH04256916A/ja
Priority claimed from JP3104057A external-priority patent/JPH04258909A/ja
Priority claimed from JP03104058A external-priority patent/JP3081013B2/ja
Priority claimed from JP10406091A external-priority patent/JP3450340B2/ja
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of DE4139400A1 publication Critical patent/DE4139400A1/de
Publication of DE4139400C2 publication Critical patent/DE4139400C2/de
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
DE4139400A 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung Expired - Fee Related DE4139400C2 (de)

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
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
JP3103988A JPH04256914A (ja) 1991-02-08 1991-02-08 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
JP10406091A JP3450340B2 (ja) 1991-02-13 1991-02-13 自動焦点調節装置
JP10405991 1991-02-13

Publications (2)

Publication Number Publication Date
DE4139400A1 DE4139400A1 (de) 1992-07-02
DE4139400C2 true DE4139400C2 (de) 1996-08-29

Family

ID=27572968

Family Applications (8)

Application Number Title Priority Date Filing Date
DE4139400A Expired - Fee Related DE4139400C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung
DE4139413A Ceased DE4139413A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139449A Ceased DE4139449A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139458A Expired - Fee Related DE4139458C2 (de) 1990-11-29 1991-11-29 Automatische Fokussiereinrichtung
DE4139399A Withdrawn DE4139399A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139459A Expired - Fee Related DE4139459C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung
DE4139448A Withdrawn DE4139448A1 (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
DE4139413A Ceased DE4139413A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139449A Ceased DE4139449A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139458A Expired - Fee Related DE4139458C2 (de) 1990-11-29 1991-11-29 Automatische Fokussiereinrichtung
DE4139399A Withdrawn DE4139399A1 (de) 1990-11-29 1991-11-29 Automatische fokussierungseinrichtung
DE4139459A Expired - Fee Related DE4139459C2 (de) 1990-11-29 1991-11-29 Automatische Fokussierungseinrichtung
DE4139448A Withdrawn DE4139448A1 (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) US5276476A (OSRAM)
KR (4) KR0137180B1 (OSRAM)
DE (8) DE4139400C2 (OSRAM)
FR (13) FR2670030B1 (OSRAM)
GB (8) GB2250832B (OSRAM)

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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
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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
US8705808B2 (en) * 2003-09-05 2014-04-22 Honeywell International Inc. Combined face and iris recognition system
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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
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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
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Also Published As

Publication number Publication date
FR2704328A1 (fr) 1994-10-28
DE4139413A1 (de) 1992-07-02
DE4139448A1 (de) 1992-07-02
GB2250830B (en) 1994-08-24
GB2250832A (en) 1992-06-17
FR2670022A1 (fr) 1992-06-05
DE4139414A1 (de) 1992-07-02
FR2739945B1 (fr) 2005-04-22
DE4139458A1 (de) 1992-07-02
US5276476A (en) 1994-01-04
US5359382A (en) 1994-10-25
FR2739946A1 (fr) 1997-04-18
KR0138579B1 (ko) 1998-05-15
KR940027659A (ko) 1994-12-10
GB9125441D0 (en) 1992-01-29
US5457513A (en) 1995-10-10
GB2250833B (en) 1994-08-17
DE4139400A1 (de) 1992-07-02
FR2670027A1 (fr) 1992-06-05
GB2250833A (en) 1992-06-17
FR2739945A1 (fr) 1997-04-18
GB2251998A (en) 1992-07-22
FR2704328B1 (fr) 1999-04-16
KR0137178B1 (ko) 1998-04-29
GB9125420D0 (en) 1992-01-29
DE4139399A1 (de) 1992-07-02
FR2670032A1 (fr) 1992-06-05
FR2708109B1 (OSRAM) 1997-02-07
GB2250829A (en) 1992-06-17
GB2250828B (en) 1994-08-17
GB2250830A (en) 1992-06-17
US5321459A (en) 1994-06-14
FR2739946B1 (fr) 2005-04-22
FR2704659B1 (fr) 1999-04-09
GB2250828A (en) 1992-06-17
GB9125408D0 (en) 1992-01-29
FR2670028A1 (fr) 1992-06-05
US5239330A (en) 1993-08-24
GB2251998B (en) 1995-01-25
DE4139459C2 (de) 1996-09-19
GB9125421D0 (en) 1992-01-29
GB2251084B (en) 1994-08-17
GB9125425D0 (en) 1992-01-29
GB9125419D0 (en) 1992-01-29
GB2251084A (en) 1992-06-24
FR2670022B1 (OSRAM) 1994-12-30
FR2670026A1 (fr) 1992-06-05
DE4139414C2 (de) 1998-02-19
DE4139459A1 (de) 1992-07-02
KR940027661A (ko) 1994-12-10
FR2670030A1 (fr) 1992-06-05
GB2250829B (en) 1994-08-17
KR0137180B1 (en) 1998-04-29
FR2708109A1 (fr) 1995-01-27
DE4139449A1 (de) 1992-07-02
GB9125388D0 (en) 1992-01-29
FR2670030B1 (fr) 1994-09-02
GB2250831A (en) 1992-06-17
FR2670031A1 (fr) 1992-06-05
FR2670029A1 (fr) 1992-06-05
KR0144623B1 (ko) 1998-07-15
FR2704659A1 (fr) 1994-11-04
GB9125434D0 (en) 1992-01-29
US5416559A (en) 1995-05-16
DE4139458C2 (de) 2000-04-06
GB2250832B (en) 1994-08-17

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