JP3710261B2 - リヤーフォーカス式のズームレンズ及びそれを用いた撮像装置 - Google Patents

リヤーフォーカス式のズームレンズ及びそれを用いた撮像装置 Download PDF

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Publication number
JP3710261B2
JP3710261B2 JP19183497A JP19183497A JP3710261B2 JP 3710261 B2 JP3710261 B2 JP 3710261B2 JP 19183497 A JP19183497 A JP 19183497A JP 19183497 A JP19183497 A JP 19183497A JP 3710261 B2 JP3710261 B2 JP 3710261B2
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JP
Japan
Prior art keywords
lens
group
object side
zoom lens
rear focus
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
JP19183497A
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English (en)
Japanese (ja)
Other versions
JPH1123965A (ja
JPH1123965A5 (enrdf_load_stackoverflow
Inventor
昭永 堀内
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP19183497A priority Critical patent/JP3710261B2/ja
Priority to US09/107,280 priority patent/US6084722A/en
Publication of JPH1123965A publication Critical patent/JPH1123965A/ja
Publication of JPH1123965A5 publication Critical patent/JPH1123965A5/ja
Application granted granted Critical
Publication of JP3710261B2 publication Critical patent/JP3710261B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G02B15/144—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
    • G02B15/1441—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 positive
    • G02B15/144113—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 positive arranged +-++

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP19183497A 1997-07-02 1997-07-02 リヤーフォーカス式のズームレンズ及びそれを用いた撮像装置 Expired - Fee Related JP3710261B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP19183497A JP3710261B2 (ja) 1997-07-02 1997-07-02 リヤーフォーカス式のズームレンズ及びそれを用いた撮像装置
US09/107,280 US6084722A (en) 1997-07-02 1998-06-30 Zoom lens of rear focus type and image pickup apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19183497A JP3710261B2 (ja) 1997-07-02 1997-07-02 リヤーフォーカス式のズームレンズ及びそれを用いた撮像装置

Publications (3)

Publication Number Publication Date
JPH1123965A JPH1123965A (ja) 1999-01-29
JPH1123965A5 JPH1123965A5 (enrdf_load_stackoverflow) 2004-11-25
JP3710261B2 true JP3710261B2 (ja) 2005-10-26

Family

ID=16281302

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19183497A Expired - Fee Related JP3710261B2 (ja) 1997-07-02 1997-07-02 リヤーフォーカス式のズームレンズ及びそれを用いた撮像装置

Country Status (1)

Country Link
JP (1) JP3710261B2 (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7116440B2 (en) 2003-02-28 2006-10-03 Aperio Technologies, Inc. Image processing and analysis framework
JP4612795B2 (ja) 2004-01-30 2011-01-12 キヤノン株式会社 ズームレンズ及びそれを用いた撮像装置
JP4650676B2 (ja) 2005-03-03 2011-03-16 ソニー株式会社 ズームレンズ及び撮像装置
JP5072447B2 (ja) 2007-06-18 2012-11-14 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
JP5247212B2 (ja) * 2008-04-02 2013-07-24 パナソニック株式会社 ズームレンズ系、交換レンズ装置、及びカメラシステム
JP2009251115A (ja) * 2008-04-02 2009-10-29 Panasonic Corp ズームレンズ系、交換レンズ装置、及びカメラシステム
JP2009251118A (ja) * 2008-04-02 2009-10-29 Panasonic Corp ズームレンズ系、交換レンズ装置、及びカメラシステム
JP2009251117A (ja) * 2008-04-02 2009-10-29 Panasonic Corp ズームレンズ系、交換レンズ装置、及びカメラシステム
JP2010139724A (ja) * 2008-12-11 2010-06-24 Fujinon Corp ズームレンズおよび撮像装置
JP5540512B2 (ja) * 2009-01-30 2014-07-02 株式会社ニコン 変倍光学系、及び、この変倍光学系を有する光学機器
JP5540515B2 (ja) * 2009-01-30 2014-07-02 株式会社ニコン 変倍光学系、及び、この変倍光学系を有する光学機器
JP5528157B2 (ja) * 2010-02-26 2014-06-25 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
JP6525566B2 (ja) 2014-11-28 2019-06-05 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
JP6598147B2 (ja) * 2015-02-20 2019-10-30 株式会社タムロン ズームレンズ

Also Published As

Publication number Publication date
JPH1123965A (ja) 1999-01-29

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