DE68929078D1 - Zoomobjektiv - Google Patents

Zoomobjektiv

Info

Publication number
DE68929078D1
DE68929078D1 DE68929078T DE68929078T DE68929078D1 DE 68929078 D1 DE68929078 D1 DE 68929078D1 DE 68929078 T DE68929078 T DE 68929078T DE 68929078 T DE68929078 T DE 68929078T DE 68929078 D1 DE68929078 D1 DE 68929078D1
Authority
DE
Germany
Prior art keywords
cam ring
threads
camera
optical element
zoom lens
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
DE68929078T
Other languages
English (en)
Other versions
DE68929078T2 (de
Inventor
Hiroshi Nomura
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 JP13701988A external-priority patent/JP2691562B2/ja
Priority claimed from JP1988083593U external-priority patent/JPH0618325Y2/ja
Priority claimed from JP8359488U external-priority patent/JPH0645923Y2/ja
Priority claimed from JP1988083592U external-priority patent/JPH0618324Y2/ja
Priority claimed from JP1988083595U external-priority patent/JPH0618326Y2/ja
Priority claimed from JP1988084735U external-priority patent/JPH0542424Y2/ja
Priority claimed from JP1988084733U external-priority patent/JPH0618327Y2/ja
Priority claimed from JP1988084734U external-priority patent/JPH0755546Y2/ja
Priority claimed from JP1988084736U external-priority patent/JPH0544806Y2/ja
Priority claimed from JP1988089558U external-priority patent/JPH0727451Y2/ja
Priority claimed from JP1988089557U external-priority patent/JP2572803Y2/ja
Priority claimed from JP1988097075U external-priority patent/JPH082646Y2/ja
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Application granted granted Critical
Publication of DE68929078D1 publication Critical patent/DE68929078D1/de
Publication of DE68929078T2 publication Critical patent/DE68929078T2/de
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
    • G02B7/10—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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/009—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras having zoom function
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/142—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having two groups only
    • 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
    • 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
    • G03B17/04—Bodies collapsible, foldable or extensible, e.g. book type
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
  • Structure Of Printed Boards (AREA)
  • Non-Metallic Protective Coatings For Printed Circuits (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Blocking Light For Cameras (AREA)
  • Glass Compositions (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
  • Automatic Focus Adjustment (AREA)
  • Lasers (AREA)
DE68929078T 1988-06-03 1989-06-02 Zoomobjektiv Expired - Fee Related DE68929078T2 (de)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP13701988A JP2691562B2 (ja) 1988-06-03 1988-06-03 レンズ鏡筒
JP8359488U JPH0645923Y2 (ja) 1988-06-24 1988-06-24 レンズシャッタ式ズームレンズカメラの近距離補正光学素子の作動機構
JP1988083595U JPH0618326Y2 (ja) 1988-06-24 1988-06-24 ズームレンズ鏡筒
JP1988083592U JPH0618324Y2 (ja) 1988-06-24 1988-06-24 マクロ付きズームレンズ鏡筒
JP1988083593U JPH0618325Y2 (ja) 1988-06-24 1988-06-24 ズームレンズ鏡筒
JP1988084733U JPH0618327Y2 (ja) 1988-06-27 1988-06-27 レンズ鏡筒
JP1988084736U JPH0544806Y2 (de) 1988-06-27 1988-06-27
JP1988084734U JPH0755546Y2 (ja) 1988-06-27 1988-06-27 バリヤ装置付ズームレンズ
JP1988084735U JPH0542424Y2 (de) 1988-06-27 1988-06-27
JP1988089557U JP2572803Y2 (ja) 1988-07-06 1988-07-06 ズームレンズの駆動機構
JP1988089558U JPH0727451Y2 (ja) 1988-07-06 1988-07-06 ズームレンズ鏡筒
JP1988097075U JPH082646Y2 (ja) 1988-07-22 1988-07-22 ズームレンズ鏡筒

Publications (2)

Publication Number Publication Date
DE68929078D1 true DE68929078D1 (de) 1999-10-28
DE68929078T2 DE68929078T2 (de) 2000-02-03

Family

ID=27583380

Family Applications (3)

Application Number Title Priority Date Filing Date
DE68918756T Expired - Fee Related DE68918756T2 (de) 1988-06-03 1989-06-02 Antrieb für ein Zoomobjektiv.
DE68929078T Expired - Fee Related DE68929078T2 (de) 1988-06-03 1989-06-02 Zoomobjektiv
DE68928864T Expired - Fee Related DE68928864T2 (de) 1988-06-03 1989-06-02 Flexible Platine für gedruckte Schaltung für eine Kamera

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE68918756T Expired - Fee Related DE68918756T2 (de) 1988-06-03 1989-06-02 Antrieb für ein Zoomobjektiv.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE68928864T Expired - Fee Related DE68928864T2 (de) 1988-06-03 1989-06-02 Flexible Platine für gedruckte Schaltung für eine Kamera

Country Status (8)

Country Link
US (3) US5144493A (de)
EP (5) EP0609912B1 (de)
KR (1) KR970002510B1 (de)
AT (5) ATE188781T1 (de)
AU (4) AU631796B2 (de)
CA (1) CA1331429C (de)
DE (3) DE68918756T2 (de)
HK (5) HK1001572A1 (de)

Families Citing this family (114)

* Cited by examiner, † Cited by third party
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FR2653902B1 (de) * 1989-10-27 1994-03-11 Asahi Kogaku Kogyo Kk
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JPH04125607A (ja) * 1990-09-18 1992-04-27 Canon Inc 光学機器
US5576893A (en) * 1990-11-20 1996-11-19 Canon Kabushiki Kaisha Zoom lens barrel
EP0522681B1 (de) * 1991-07-08 1996-10-30 Chinon Kabushiki Kaisha Zoomobjektivtubus einer Zoomobjektivkamera
JP3201418B2 (ja) * 1991-07-30 2001-08-20 株式会社ニコン 焦点可変装置
JP3199796B2 (ja) * 1991-09-17 2001-08-20 旭光学工業株式会社 カメラの測光レンズ部の構成
US5386740A (en) * 1991-09-30 1995-02-07 Asahi Kogaku Kogyo Kabushiki Kaisha Rotary feed mechanism
US5381272A (en) * 1992-01-27 1995-01-10 Nikon Corporation Lens barrel with improved drum arrangement
GB2266162B (en) * 1992-04-17 1996-02-07 Asahi Optical Co Ltd Zoom lens barrel with focal length detector
DE4312490B4 (de) * 1992-04-17 2005-09-08 Pentax Corp. Tubus für ein Varioobjektiv mit Brennweitenerfassung
JP3255447B2 (ja) * 1992-04-17 2002-02-12 旭光学工業株式会社 ズームレンズ鏡筒の調整装置
JPH0584908U (ja) * 1992-04-17 1993-11-16 旭光学工業株式会社 ズームレンズ鏡筒の遊び除去装置
GB2266157B (en) * 1992-04-17 1996-01-03 Asahi Optical Co Ltd Electrically driven zoom lens camera
JPH05346527A (ja) * 1992-06-12 1993-12-27 Nikon Corp レンズ鏡筒
JP2596881Y2 (ja) * 1992-06-23 1999-06-21 旭光学工業株式会社 レンズ鏡筒のフレキシブル基板の装着構造
JP2584208Y2 (ja) * 1992-07-13 1998-10-30 旭光学工業株式会社 ズームレンズ鏡筒のピント調整装置
JP3276171B2 (ja) * 1992-08-17 2002-04-22 旭光学工業株式会社 ズームレンズ鏡筒
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US5446593A (en) * 1992-11-05 1995-08-29 Asahi Kogaku Kogyo Kabushiki Kaisha Lens advancing mechanism
JP3340483B2 (ja) * 1992-12-07 2002-11-05 旭光学工業株式会社 レンズ鏡筒のレンズ中心調整装置
DE4342637B4 (de) * 1992-12-14 2006-04-13 Pentax Corp. Kamera mit einer Vorrichtung zum Einstellen der Bildschnittweite
JP2575125Y2 (ja) * 1992-12-14 1998-06-25 旭光学工業株式会社 カメラの駆動力伝達装置
DE4342638B4 (de) * 1992-12-25 2005-09-22 Pentax Corp. Linearführungsmechanismus für einen Zoomobjektivtubus
JP3248968B2 (ja) * 1993-01-13 2002-01-21 旭光学工業株式会社 ズームレンズ鏡筒
JP3367166B2 (ja) * 1993-10-25 2003-01-14 ペンタックス株式会社 レンズ位置調整機構
JP3240758B2 (ja) 1993-07-15 2001-12-25 ミノルタ株式会社 ズームレンズ装置及びカメラ
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US5537262A (en) * 1993-10-19 1996-07-16 Asahi Kogaku Kogyo Kabushiki Kaisha Rotational torque setting apparatus for screw mechanism
US5614973A (en) * 1993-11-30 1997-03-25 Asahi Kogaku Kogyo Kabushiki Kaisha Lens barrier mechanism
JP3368022B2 (ja) * 1993-12-01 2003-01-20 キヤノン株式会社 カメラ
US5604638A (en) * 1993-12-01 1997-02-18 Asahi Kogaku Kogyo Kabushiki Kaisha Anti-reflection structure for zoom lens barrel
JP3249002B2 (ja) * 1993-12-03 2002-01-21 旭光学工業株式会社 ズームレンズ鏡筒の駆動装置
US5543971A (en) * 1993-12-06 1996-08-06 Asahi Kogaku Kogyo Kabushiki Kaisha Backlash removing device for stowed lens barrel
JPH07159828A (ja) * 1993-12-06 1995-06-23 Asahi Optical Co Ltd カメラのレンズ繰出装置
JP2597356Y2 (ja) * 1993-12-06 1999-07-05 旭光学工業株式会社 ズームレンズ鏡筒の直進案内装置
US5788911A (en) * 1993-12-20 1998-08-04 Asahi Kogaku Kogyo Kabushiki Kaisha Method of manufacturing inner gear and method of manufacturing cylindrical product
US5689379A (en) * 1993-12-20 1997-11-18 Asahi Kogaku Kogyo Kabushiki Kaisha Inner gear, cylindrical product with inner gear, mold for inner gear, mold for cylindrical product with inner gear, method of manufacturing inner gear, and method of manufacturing cylindrical product with inner gear
US5581412A (en) * 1993-12-27 1996-12-03 Asahi Kogaku Kogyo Kabushiki Kaisha Flexible printed circuit board supporting structure of lens barrel
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JP3401335B2 (ja) * 1994-09-29 2003-04-28 ペンタックス株式会社 筒状成形体
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JP3435585B2 (ja) * 1994-10-06 2003-08-11 コニカ株式会社 カメラ
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JPH08220411A (ja) * 1995-02-08 1996-08-30 Nikon Corp レンズ鏡筒
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JP3586315B2 (ja) * 1995-06-30 2004-11-10 ペンタックス株式会社 レンズ鏡筒
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US5999748A (en) * 1996-01-26 1999-12-07 Asahi Kogaku Kogyo Kabushiki Kaisha Camera with lens barrier apparatus
US5842057A (en) * 1996-01-26 1998-11-24 Asahi Kogaki Kogo Kabushiki Kaisha Camera with lens barrier apparatus
US5812325A (en) * 1996-01-26 1998-09-22 Asahi Kogaku Kogyo Kabushiki Kaisha Telescoping-type of zoom lens
US5884105A (en) * 1996-01-26 1999-03-16 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom compact camera
KR100322207B1 (ko) * 1996-01-26 2002-06-26 마츠모토 도루 텔레스코프식 줌 렌즈
JP3411764B2 (ja) * 1996-02-21 2003-06-03 ペンタックス株式会社 ヘリコイドを有する合成樹脂製レンズ鏡筒の成形金型の製造方法
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JP2001281735A (ja) 2000-03-31 2001-10-10 Fuji Photo Optical Co Ltd バリア開閉装置
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JP4280649B2 (ja) * 2004-01-28 2009-06-17 キヤノン株式会社 レンズ鏡筒保持装置
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JP4722435B2 (ja) * 2004-08-31 2011-07-13 Ｈｏｙａ株式会社 ズームレンズ鏡筒のカム機構
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JP5380783B2 (ja) * 2007-04-04 2014-01-08 株式会社リコー レンズ鏡胴，カメラ，デジタルカメラ，携帯型情報端末装置および画像入力装置
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JP6098942B2 (ja) * 2012-07-17 2017-03-22 パナソニックＩｐマネジメント株式会社 レンズ鏡筒
US9958140B2 (en) * 2013-06-27 2018-05-01 Leonard Henry Friedland Military projector with relatively movable negative and positive lenses
US10025164B2 (en) 2015-04-15 2018-07-17 Fluke Corporation Bayonet force booster for add-on lens
WO2017117066A1 (en) * 2015-12-31 2017-07-06 Werjefelt Bertil R L Hand-held emergency vision apparatus and system
JP6743081B2 (ja) * 2018-04-09 2020-08-19 キヤノン株式会社 レンズ装置及びこれを備えた光学機器
JP7494009B2 (ja) * 2020-05-22 2024-06-03 キヤノン株式会社 レンズ装置
KR20220040310A (ko) 2020-09-23 2022-03-30 삼성전자주식회사 카메라 모듈 및 이를 포함하는 전자 장치

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Publication number Publication date
ATE112862T1 (de) 1994-10-15
EP0344806B1 (de) 1994-10-12
ATE188554T1 (de) 2000-01-15
CA1331429C (en) 1994-08-16
EP0609911B1 (de) 1999-09-22
DE68929078T2 (de) 2000-02-03
US5164757A (en) 1992-11-17
EP0609913B1 (de) 1998-11-25
AU3404493A (en) 1993-05-13
AU645926B2 (en) 1994-01-27
EP0609912A3 (en) 1994-09-21
US5270868A (en) 1993-12-14
AU646196B2 (en) 1994-02-10
EP0344806A3 (en) 1990-09-19
AU650384B2 (en) 1994-06-16
EP0609912A2 (de) 1994-08-10
EP0609912B1 (de) 2000-01-05
HK1004865A1 (en) 1998-12-11
AU3404693A (en) 1993-05-13
ATE188781T1 (de) 2000-01-15
EP0609910A3 (en) 1994-09-21
US5144493A (en) 1992-09-01
DE68918756D1 (de) 1994-11-17
DE68918756T2 (de) 1995-04-27
KR910001442A (ko) 1991-01-30
HK1004866A1 (en) 1998-12-11
AU631796B2 (en) 1992-12-10
EP0344806A2 (de) 1989-12-06
EP0609910B1 (de) 2000-01-12
ATE184996T1 (de) 1999-10-15
ATE173838T1 (de) 1998-12-15
HK1004867A1 (en) 1998-12-11
AU647986B2 (en) 1994-03-31
AU3404393A (en) 1993-05-13
EP0609911A3 (en) 1994-09-21
AU3602389A (en) 1989-12-07
DE68928864D1 (de) 1999-01-07
HK1004864A1 (en) 1998-12-11
EP0609911A2 (de) 1994-08-10
AU3404593A (en) 1993-05-13
EP0609913A3 (en) 1994-09-21
EP0609910A2 (de) 1994-08-10
KR970002510B1 (ko) 1997-03-05
HK1001572A1 (en) 1998-06-26
EP0609913A2 (de) 1994-08-10
DE68928864T2 (de) 1999-05-27

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