DE69621546D1 - Zoomobjektiv - Google Patents

Zoomobjektiv

Info

Publication number
DE69621546D1
DE69621546D1 DE69621546T DE69621546T DE69621546D1 DE 69621546 D1 DE69621546 D1 DE 69621546D1 DE 69621546 T DE69621546 T DE 69621546T DE 69621546 T DE69621546 T DE 69621546T DE 69621546 D1 DE69621546 D1 DE 69621546D1
Authority
DE
Germany
Prior art keywords
zoom lens
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 - Lifetime
Application number
DE69621546T
Other languages
English (en)
Inventor
Susumu Yamaguchi
Nobuyoshi Mori
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.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
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 Konica Minolta Inc filed Critical Konica Minolta Inc
Application granted granted Critical
Publication of DE69621546D1 publication Critical patent/DE69621546D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G02B15/1421—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 the first group being positive

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE69621546T 1995-09-28 1996-09-25 Zoomobjektiv Expired - Lifetime DE69621546D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25117195A JP3409231B2 (ja) 1995-09-28 1995-09-28 ズームレンズ

Publications (1)

Publication Number Publication Date
DE69621546D1 true DE69621546D1 (de) 2002-07-11

Family

ID=17218743

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69621546T Expired - Lifetime DE69621546D1 (de) 1995-09-28 1996-09-25 Zoomobjektiv

Country Status (4)

Country Link
US (1) US5777800A (de)
EP (1) EP0766114B1 (de)
JP (1) JP3409231B2 (de)
DE (1) DE69621546D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5999331A (en) * 1997-02-07 1999-12-07 Minolta Co., Ltd. Zoom lens system
JPH1138320A (ja) * 1997-07-22 1999-02-12 Asahi Optical Co Ltd ズームレンズ系
JPH11305123A (ja) * 1998-04-22 1999-11-05 Asahi Optical Co Ltd ズームレンズ系
US6333824B1 (en) 1998-09-10 2001-12-25 Olympus Optical Co., Ltd. Zoom lens system consisting of two lens units
JP3495622B2 (ja) * 1998-12-22 2004-02-09 ペンタックス株式会社 ズームレンズ系
JP3435364B2 (ja) * 1998-12-24 2003-08-11 ペンタックス株式会社 ズームレンズ系
EP1054280A3 (de) * 1999-05-20 2004-08-18 Konica Corporation Zoomobjektiv
JP2001201683A (ja) 2000-01-19 2001-07-27 Olympus Optical Co Ltd ズームレンズ
JP3495677B2 (ja) * 2000-02-24 2004-02-09 ペンタックス株式会社 ズームレンズ系
JP2002107621A (ja) 2000-10-02 2002-04-10 Asahi Optical Co Ltd ズームレンズ系
JP3526560B2 (ja) * 2001-06-14 2004-05-17 オリンパス株式会社 ズーム光学系およびそれを用いたカメラ
JP4503918B2 (ja) * 2002-11-20 2010-07-14 オリンパス株式会社 撮像装置
CN100427257C (zh) * 2005-03-24 2008-10-22 深圳市金科特种材料股份有限公司 铝合金工件的低真空钎焊工艺
TWI582458B (zh) 2016-04-22 2017-05-11 大立光電股份有限公司 成像光學系統鏡組、取像裝置及電子裝置
TWI629531B (zh) 2017-10-25 2018-07-11 大立光電股份有限公司 取像透鏡組、取像裝置及電子裝置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2699977B2 (ja) * 1987-05-08 1998-01-19 オリンパス光学工業株式会社 コンパクトなズームレンズ
JPS6457222A (en) * 1987-08-28 1989-03-03 Asahi Optical Co Ltd Zoom lens for compact camera
JP2915934B2 (ja) * 1989-09-29 1999-07-05 旭光学工業株式会社 コンパクトカメラ用ズームレンズ
JP2801293B2 (ja) * 1989-10-03 1998-09-21 キヤノン株式会社 ズームレンズ
JP3248906B2 (ja) * 1990-11-30 2002-01-21 旭光学工業株式会社 ズームレンズ
JP3294870B2 (ja) * 1991-07-04 2002-06-24 旭光学工業株式会社 ズームレンズ
EP0571608B1 (de) * 1991-12-13 1997-05-28 Eastman Kodak Company Zoomobjektivsystem für kompaktkamera
JPH06130298A (ja) * 1992-10-21 1994-05-13 Nikon Corp コンパクトなズームレンズ
JPH06347696A (ja) * 1993-06-02 1994-12-22 Konica Corp ズームレンズ
KR100310435B1 (ko) * 1993-12-22 2001-12-28 이중구 광각줌렌즈
US5633760A (en) * 1994-02-03 1997-05-27 Nikon Corporation Zoom lens
JP3383061B2 (ja) * 1994-02-15 2003-03-04 オリンパス光学工業株式会社 ズームレンズ及びズームレンズを備えたカメラ

Also Published As

Publication number Publication date
EP0766114A3 (de) 1997-09-10
EP0766114A2 (de) 1997-04-02
JP3409231B2 (ja) 2003-05-26
JPH0990220A (ja) 1997-04-04
US5777800A (en) 1998-07-07
EP0766114B1 (de) 2002-06-05

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Legal Events

Date Code Title Description
8332 No legal effect for de