DE69310978D1 - Zoomobjektiv mit innerem Fokussiersystem - Google Patents

Zoomobjektiv mit innerem Fokussiersystem

Info

Publication number
DE69310978D1
DE69310978D1 DE69310978T DE69310978T DE69310978D1 DE 69310978 D1 DE69310978 D1 DE 69310978D1 DE 69310978 T DE69310978 T DE 69310978T DE 69310978 T DE69310978 T DE 69310978T DE 69310978 D1 DE69310978 D1 DE 69310978D1
Authority
DE
Germany
Prior art keywords
zoom lens
focusing system
inner focusing
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
DE69310978T
Other languages
English (en)
Other versions
DE69310978T2 (de
Inventor
Masahiro Nakatsuji
Kenzaburo Suzuki
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.)
Nikon Corp
Original Assignee
Nikon Corp
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 Nikon Corp filed Critical Nikon Corp
Application granted granted Critical
Publication of DE69310978D1 publication Critical patent/DE69310978D1/de
Publication of DE69310978T2 publication Critical patent/DE69310978T2/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
    • G02B15/145—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 five groups only
    • G02B15/1451—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 five groups only the first group being positive
    • G02B15/145109—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 five groups only the first group being positive arranged +--+-

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE69310978T 1992-03-25 1993-03-24 Zoomobjektiv mit innerem Fokussiersystem Expired - Lifetime DE69310978T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4067256A JPH05273467A (ja) 1992-03-25 1992-03-25 内焦方式のズームレンズ

Publications (2)

Publication Number Publication Date
DE69310978D1 true DE69310978D1 (de) 1997-07-03
DE69310978T2 DE69310978T2 (de) 1997-11-06

Family

ID=13339686

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69310978T Expired - Lifetime DE69310978T2 (de) 1992-03-25 1993-03-24 Zoomobjektiv mit innerem Fokussiersystem

Country Status (4)

Country Link
US (1) US5325233A (de)
EP (1) EP0562964B1 (de)
JP (1) JPH05273467A (de)
DE (1) DE69310978T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5532881A (en) * 1992-03-25 1996-07-02 Nikon Corporation Zoom lens utilizing inner focus system
EP0592916B1 (de) * 1992-10-14 1998-01-21 Nikon Corporation Zoomobjektiv mit Vibrationsdämpfung
JP3395169B2 (ja) * 1993-05-31 2003-04-07 株式会社ニコン 防振機能を備えたズームレンズ
US5499141A (en) * 1993-09-22 1996-03-12 Nikon Corporation Zoom lens
US5760968A (en) * 1993-09-22 1998-06-02 Nikon Corporation Zoom lens capable of focussing at close range
JP3397440B2 (ja) * 1994-04-26 2003-04-14 キヤノン株式会社 ズームレンズ
JPH0868941A (ja) * 1994-08-30 1996-03-12 Nikon Corp 高倍率ズームレンズ
JPH08122640A (ja) * 1994-10-26 1996-05-17 Nikon Corp ズームレンズ
JPH0926544A (ja) * 1995-07-10 1997-01-28 Nikon Corp 顕微鏡用中間鏡筒
JPH0980309A (ja) * 1995-09-18 1997-03-28 Nikon Corp 変倍光学系
US5748383A (en) * 1995-11-14 1998-05-05 Nikon Corporation Variable focal length optical system
JP3646295B2 (ja) * 1995-11-24 2005-05-11 株式会社ニコン 内焦式望遠レンズ
JP3538341B2 (ja) * 1999-07-02 2004-06-14 ペンタックス株式会社 望遠マクロレンズ系
US8194317B2 (en) * 2008-04-02 2012-06-05 Panasonic Corporation Zoom lens system, interchangeable lens apparatus and camera system
JP2011237588A (ja) * 2010-05-10 2011-11-24 Sony Corp ズームレンズ及び撮像装置
CN102073130B (zh) * 2011-02-28 2012-02-15 腾龙光学（佛山）有限公司 变焦镜头
JP5171982B2 (ja) * 2011-04-15 2013-03-27 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
EP2555035A3 (de) * 2011-08-05 2013-03-27 Ricoh Company Ltd. Zoomobjektiv und Informationsvorrichtung damit
JP6004829B2 (ja) * 2012-08-17 2016-10-12 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
JP5279944B2 (ja) * 2012-10-18 2013-09-04 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
JP5279943B2 (ja) * 2012-10-18 2013-09-04 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
CN108363193B (zh) * 2013-07-29 2021-04-20 株式会社尼康 变倍光学系统和光学设备
JP5886378B2 (ja) * 2014-07-15 2016-03-16 オリンパス株式会社 結像光学系及びそれを用いた撮像装置
JP6609412B2 (ja) * 2015-02-17 2019-11-20 株式会社タムロン 光学系及び撮像装置
JP6580003B2 (ja) * 2016-06-28 2019-09-25 富士フイルム株式会社 ズームレンズおよび撮像装置
JP6649287B2 (ja) * 2017-01-05 2020-02-19 富士フイルム株式会社 ズームレンズおよび撮像装置
CN112014950B (zh) * 2020-10-12 2021-01-01 瑞泰光学(常州)有限公司 摄像光学镜头

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1472230A1 (de) * 1965-07-08 1969-01-16 Schneider Co Optische Werke Fotografisches Aufnahmeobjektiv mit veraenderbarer Brennweite
JPH0625826B2 (ja) * 1984-02-21 1994-04-06 トキナー光学株式会社 コンパクトな高倍率ズ−ムレンズ
US5136431A (en) * 1988-12-06 1992-08-04 Canon Kabushiki Kaisha Zoom lens of the internal focus type

Also Published As

Publication number Publication date
US5325233A (en) 1994-06-28
DE69310978T2 (de) 1997-11-06
JPH05273467A (ja) 1993-10-22
EP0562964A1 (de) 1993-09-29
EP0562964B1 (de) 1997-05-28

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Legal Events

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