JPH10325923A - 超広角ズームレンズ - Google Patents

超広角ズームレンズ

Info

Publication number
JPH10325923A
JPH10325923A JP9150487A JP15048797A JPH10325923A JP H10325923 A JPH10325923 A JP H10325923A JP 9150487 A JP9150487 A JP 9150487A JP 15048797 A JP15048797 A JP 15048797A JP H10325923 A JPH10325923 A JP H10325923A
Authority
JP
Japan
Prior art keywords
lens
lens group
wide
angle
refractive power
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.)
Pending
Application number
JP9150487A
Other languages
English (en)
Japanese (ja)
Other versions
JPH10325923A5 (2
Inventor
Haruo Sato
治夫 佐藤
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
Priority to JP9150487A priority Critical patent/JPH10325923A/ja
Publication of JPH10325923A publication Critical patent/JPH10325923A/ja
Publication of JPH10325923A5 publication Critical patent/JPH10325923A5/ja
Pending 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
    • G02B15/16—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
    • G02B15/177—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a negative front lens or group of lenses
    • 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
    • G02B15/144—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 four groups only
    • G02B15/1445—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 four groups only the first group being negative
    • G02B15/144511—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 four groups only the first group being negative arranged -+-+

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP9150487A 1997-05-23 1997-05-23 超広角ズームレンズ Pending JPH10325923A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9150487A JPH10325923A (ja) 1997-05-23 1997-05-23 超広角ズームレンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9150487A JPH10325923A (ja) 1997-05-23 1997-05-23 超広角ズームレンズ

Publications (2)

Publication Number Publication Date
JPH10325923A true JPH10325923A (ja) 1998-12-08
JPH10325923A5 JPH10325923A5 (2) 2005-06-30

Family

ID=15497956

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9150487A Pending JPH10325923A (ja) 1997-05-23 1997-05-23 超広角ズームレンズ

Country Status (1)

Country Link
JP (1) JPH10325923A (2)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000221399A (ja) * 1999-02-01 2000-08-11 Nikon Corp ズームレンズ
JP2001159732A (ja) * 1999-12-02 2001-06-12 Nikon Corp 超広角レンズ及び該レンズを備える撮影装置
JP2005107036A (ja) * 2003-09-29 2005-04-21 Nikon Corp ズームレンズ
US7230772B2 (en) 2005-06-29 2007-06-12 Pentax Corporation Wide-angle zoom lens system
US7248416B2 (en) 2005-06-29 2007-07-24 Pentax Corporation Wide-angle zoom lens system
US7307794B2 (en) 2004-09-17 2007-12-11 Pentax Corporation Zoom lens system
US7443603B2 (en) 2005-06-29 2008-10-28 Hoya Corporation Wide-angle zoom lens system
JP2009014767A (ja) * 2007-06-29 2009-01-22 Nikon Corp 変倍光学系、光学装置、変倍光学系の変倍方法
US7508594B2 (en) 2005-06-29 2009-03-24 Hoya Corporation Wide-angle zoom lens system
US7593171B2 (en) 2008-01-25 2009-09-22 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus including the same
JP2011085960A (ja) * 2011-01-21 2011-04-28 Nikon Corp ズームレンズ
JP2014048373A (ja) * 2012-08-30 2014-03-17 Nikon Corp 変倍光学系、この変倍光学系を有する光学装置、及び、変倍光学系の製造方法
JP2014048371A (ja) * 2012-08-30 2014-03-17 Nikon Corp 変倍光学系、この変倍光学系を有する光学装置、及び、変倍光学系の製造方法
WO2014203572A1 (ja) * 2013-06-21 2014-12-24 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
JP2016126282A (ja) * 2015-01-08 2016-07-11 株式会社タムロン 広角ズームレンズ及び撮像装置
JPWO2016121930A1 (ja) * 2015-01-30 2017-10-12 株式会社ニコン 変倍光学系、光学機器及び変倍光学系の製造方法
CN109752828A (zh) * 2019-03-28 2019-05-14 贵州旭业光电有限公司 用于红外光成像的光学镜头及医疗设备

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000221399A (ja) * 1999-02-01 2000-08-11 Nikon Corp ズームレンズ
JP2001159732A (ja) * 1999-12-02 2001-06-12 Nikon Corp 超広角レンズ及び該レンズを備える撮影装置
US6621645B2 (en) 1999-12-02 2003-09-16 Nikon Corporation Super wide-angle lens and photographing apparatus having the same
JP2005107036A (ja) * 2003-09-29 2005-04-21 Nikon Corp ズームレンズ
US7307794B2 (en) 2004-09-17 2007-12-11 Pentax Corporation Zoom lens system
US7230772B2 (en) 2005-06-29 2007-06-12 Pentax Corporation Wide-angle zoom lens system
US7248416B2 (en) 2005-06-29 2007-07-24 Pentax Corporation Wide-angle zoom lens system
US7443603B2 (en) 2005-06-29 2008-10-28 Hoya Corporation Wide-angle zoom lens system
US7508594B2 (en) 2005-06-29 2009-03-24 Hoya Corporation Wide-angle zoom lens system
JP2009014767A (ja) * 2007-06-29 2009-01-22 Nikon Corp 変倍光学系、光学装置、変倍光学系の変倍方法
US7593171B2 (en) 2008-01-25 2009-09-22 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus including the same
JP2011085960A (ja) * 2011-01-21 2011-04-28 Nikon Corp ズームレンズ
JP2014048373A (ja) * 2012-08-30 2014-03-17 Nikon Corp 変倍光学系、この変倍光学系を有する光学装置、及び、変倍光学系の製造方法
JP2014048371A (ja) * 2012-08-30 2014-03-17 Nikon Corp 変倍光学系、この変倍光学系を有する光学装置、及び、変倍光学系の製造方法
WO2014203572A1 (ja) * 2013-06-21 2014-12-24 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
US9964744B2 (en) 2013-06-21 2018-05-08 Olympus Corporation Zoom lens and image pickup apparatus using the same
US10606045B2 (en) 2013-06-21 2020-03-31 Olympus Corporation Zoom lens and image pickup apparatus using the same
JP2016126282A (ja) * 2015-01-08 2016-07-11 株式会社タムロン 広角ズームレンズ及び撮像装置
JPWO2016121930A1 (ja) * 2015-01-30 2017-10-12 株式会社ニコン 変倍光学系、光学機器及び変倍光学系の製造方法
CN109752828A (zh) * 2019-03-28 2019-05-14 贵州旭业光电有限公司 用于红外光成像的光学镜头及医疗设备

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