DE4216904C2 - Linsenstellungsdetektoreinrichtung für ein optisches System - Google Patents

Linsenstellungsdetektoreinrichtung für ein optisches System

Info

Publication number
DE4216904C2
DE4216904C2 DE4216904A DE4216904A DE4216904C2 DE 4216904 C2 DE4216904 C2 DE 4216904C2 DE 4216904 A DE4216904 A DE 4216904A DE 4216904 A DE4216904 A DE 4216904A DE 4216904 C2 DE4216904 C2 DE 4216904C2
Authority
DE
Germany
Prior art keywords
lens
pulse
vario
flag
value
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
Application number
DE4216904A
Other languages
German (de)
English (en)
Other versions
DE4216904A1 (de
Inventor
Masahiro Kawasaki
Hiroyuki Takahashi
Yoshinari Tanimura
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.)
Ricoh Imaging Co Ltd
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
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of DE4216904A1 publication Critical patent/DE4216904A1/de
Application granted granted Critical
Publication of DE4216904C2 publication Critical patent/DE4216904C2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02B7/10—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
    • 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
    • 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
    • G03B17/42—Interlocking between shutter operation and advance of film or change of plate or cut-film
    • G03B17/425—Interlocking between shutter operation and advance of film or change of plate or cut-film motor drive cameras
    • 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
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/26—Power supplies; Circuitry or arrangement to switch on the power source; Circuitry to check the power source voltage
    • 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
    • G03B2217/00—Details of cameras or camera bodies; Accessories therefor
    • G03B2217/007—Details of energy supply or management

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
DE4216904A 1991-05-21 1992-05-21 Linsenstellungsdetektoreinrichtung für ein optisches System Expired - Lifetime DE4216904C2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21814691 1991-05-21
JP34212391 1991-11-29

Publications (2)

Publication Number Publication Date
DE4216904A1 DE4216904A1 (de) 1992-11-26
DE4216904C2 true DE4216904C2 (de) 1995-01-05

Family

ID=26522418

Family Applications (7)

Application Number Title Priority Date Filing Date
DE4216904A Expired - Lifetime DE4216904C2 (de) 1991-05-21 1992-05-21 Linsenstellungsdetektoreinrichtung für ein optisches System
DE4216903A Expired - Lifetime DE4216903C2 (de) 1991-05-21 1992-05-21 Antriebssteuervorrichtung für einen Motorantrieb eines Objektivs
DE4216898A Withdrawn DE4216898A1 (de) 1991-05-21 1992-05-21 Kamerasystem mit motorisch verstellbarem varioobjektiv
DE4216892A Expired - Fee Related DE4216892C2 (de) 1991-05-21 1992-05-21 Varioobjektivsteuerung
DE4216901A Expired - Fee Related DE4216901C2 (de) 1991-05-21 1992-05-21 Einstellbares optisches System
DE4216872A Withdrawn DE4216872A1 (de) 1991-05-21 1992-05-21 Motorisch verstellbares varioobjektiv und kamerasystem
DE4216910A Withdrawn DE4216910A1 (de) 1991-05-21 1992-05-21 Kamerasystem mit motorisch verstellbarem varioobjektiv

Family Applications After (6)

Application Number Title Priority Date Filing Date
DE4216903A Expired - Lifetime DE4216903C2 (de) 1991-05-21 1992-05-21 Antriebssteuervorrichtung für einen Motorantrieb eines Objektivs
DE4216898A Withdrawn DE4216898A1 (de) 1991-05-21 1992-05-21 Kamerasystem mit motorisch verstellbarem varioobjektiv
DE4216892A Expired - Fee Related DE4216892C2 (de) 1991-05-21 1992-05-21 Varioobjektivsteuerung
DE4216901A Expired - Fee Related DE4216901C2 (de) 1991-05-21 1992-05-21 Einstellbares optisches System
DE4216872A Withdrawn DE4216872A1 (de) 1991-05-21 1992-05-21 Motorisch verstellbares varioobjektiv und kamerasystem
DE4216910A Withdrawn DE4216910A1 (de) 1991-05-21 1992-05-21 Kamerasystem mit motorisch verstellbarem varioobjektiv

Country Status (4)

Country Link
US (6) US5367354A (enExample)
DE (7) DE4216904C2 (enExample)
FR (8) FR2676830B1 (enExample)
GB (8) GB2256721B (enExample)

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CN100576008C (zh) * 2007-03-28 2009-12-30 佛山普立华科技有限公司 按键控制光学变焦装置的方法
KR101617333B1 (ko) * 2009-10-26 2016-05-02 삼성전자주식회사 렌즈 경통 구동 장치, 렌즈 경통 구동 방법, 디지털 촬영 장치, 및 컴퓨터 판독가능 매체
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JP2579158Y2 (ja) * 1990-02-14 1998-08-20 旭光学工業株式会社 プリセットパワーズームレンズおよびこのレンズを備えたカメラ
US5134432A (en) * 1990-02-14 1992-07-28 Asahi Kogaku Kogyo Kabushiki Kaisha Camera with mid-exposure zooming function
US5155515A (en) * 1990-02-14 1992-10-13 Asahi Kogaku Kogyo Kabushiki Kaisha Camera having motor-driven zoom lens
JPH03237440A (ja) * 1990-02-15 1991-10-23 Asahi Optical Co Ltd カメラシステム、カメラボディ、撮影レンズ
JPH03237413A (ja) * 1990-02-15 1991-10-23 Asahi Optical Co Ltd 電動焦点距離変更装置
JP2942296B2 (ja) * 1990-02-15 1999-08-30 旭光学工業株式会社 電動ズーム装置
DE4113764C2 (de) * 1990-04-26 2000-04-06 Asahi Optical Co Ltd Kamerasystem
JPH049910A (ja) * 1990-04-27 1992-01-14 Asahi Optical Co Ltd カメラシステム
JPH049912A (ja) * 1990-04-27 1992-01-14 Asahi Optical Co Ltd カメラシステム
JP2933354B2 (ja) * 1990-05-17 1999-08-09 旭光学工業株式会社 カメラシステム
JP2971913B2 (ja) * 1990-05-17 1999-11-08 旭光学工業株式会社 カメラシステム
JPH0498230A (ja) * 1990-08-17 1992-03-30 Olympus Optical Co Ltd 撮影倍率設定モードを有するカメラ
US5028945A (en) * 1990-09-18 1991-07-02 West Electric Company, Ltd. Electric zoom camera
FR2670027A1 (fr) * 1990-11-29 1992-06-05 Asahi Optical Co Ltd Dispositif de mise au point automatique.
US5291235A (en) * 1990-11-29 1994-03-01 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing device
US5519370A (en) * 1991-03-28 1996-05-21 Kilovac Corporation Sealed relay device
JP3108697B2 (ja) * 1991-04-25 2000-11-13 旭光学工業株式会社 焦点検出装置
FR2676830B1 (fr) * 1991-05-21 1994-07-08 Asahi Optical Co Ltd Dispositif d'entrainement de lentilles, objectif zoom et systeme d'appareil photo.
US5396306A (en) * 1991-05-21 1995-03-07 Asahi Kogaku Kogyo Kabushiki Kaisha Power lens and camera system

Also Published As

Publication number Publication date
GB9210914D0 (en) 1992-07-08
GB2256280B (en) 1994-12-14
GB2257536B (en) 1994-08-03
US5617173A (en) 1997-04-01
GB9210874D0 (en) 1992-07-08
FR2676830A1 (fr) 1992-11-27
FR2676835A1 (fr) 1992-11-27
DE4216898A1 (de) 1992-11-26
FR2676831A1 (fr) 1992-11-27
DE4216901A1 (de) 1992-11-26
GB2256941A (en) 1992-12-23
GB9210896D0 (en) 1992-07-08
GB2256720A (en) 1992-12-16
GB9210901D0 (en) 1992-07-08
FR2676838B1 (fr) 1994-07-08
DE4216903C2 (de) 1995-09-14
FR2676827A1 (fr) 1992-11-27
US5315345A (en) 1994-05-24
GB2256941B (en) 1994-08-03
DE4216892C2 (de) 1997-10-23
FR2676829B1 (fr) 1994-04-29
US5363165A (en) 1994-11-08
US5664234A (en) 1997-09-02
US5331367A (en) 1994-07-19
FR2676830B1 (fr) 1994-07-08
GB2257537B (en) 1994-11-30
FR2676839B1 (fr) 1997-05-23
GB9210913D0 (en) 1992-07-08
GB2257799B (en) 1995-03-08
DE4216892A1 (de) 1992-11-26
GB9210898D0 (en) 1992-07-08
FR2676832A1 (fr) 1992-11-27
FR2676831B1 (fr) 1994-08-12
GB2256721A (en) 1992-12-16
FR2676839A1 (fr) 1992-11-27
FR2676838A1 (fr) 1992-11-27
GB2256721B (en) 1995-08-09
DE4216910A1 (de) 1992-11-26
FR2676829A1 (fr) 1992-11-27
US5367354A (en) 1994-11-22
FR2676832B1 (fr) 1997-05-23
GB2256720B (en) 1994-08-31
GB9210906D0 (en) 1992-07-08
FR2676835B1 (enExample) 1995-01-20
DE4216872A1 (de) 1992-11-26
GB2256280A (en) 1992-12-02
DE4216901C2 (de) 1995-01-26
FR2676827B1 (fr) 1997-05-23
GB2256934A (en) 1992-12-23
GB2257536A (en) 1993-01-13
GB2257799A (en) 1993-01-20
DE4216903A1 (de) 1992-11-26
GB9210912D0 (en) 1992-07-08
DE4216904A1 (de) 1992-11-26
GB2257537A (en) 1993-01-13
GB2256934B (en) 1994-12-14

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