JP4672755B2 - 変倍光学系および撮像装置 - Google Patents

変倍光学系および撮像装置 Download PDF

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Publication number
JP4672755B2
JP4672755B2 JP2008170863A JP2008170863A JP4672755B2 JP 4672755 B2 JP4672755 B2 JP 4672755B2 JP 2008170863 A JP2008170863 A JP 2008170863A JP 2008170863 A JP2008170863 A JP 2008170863A JP 4672755 B2 JP4672755 B2 JP 4672755B2
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Japan
Prior art keywords
lens
lens group
optical system
variable magnification
positive
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Expired - Fee Related
Application number
JP2008170863A
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English (en)
Japanese (ja)
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JP2010008917A (ja
JP2010008917A5 (enExample
Inventor
右恭 富岡
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.)
Fujifilm Corp
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Fujifilm Corp
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Filing date
Publication date
Application filed by Fujifilm Corp filed Critical Fujifilm Corp
Priority to JP2008170863A priority Critical patent/JP4672755B2/ja
Priority to AT09007484T priority patent/ATE534930T1/de
Priority to EP09007484A priority patent/EP2141529B1/en
Priority to US12/483,381 priority patent/US7933075B2/en
Priority to CN2009101496183A priority patent/CN101620313B/zh
Publication of JP2010008917A publication Critical patent/JP2010008917A/ja
Publication of JP2010008917A5 publication Critical patent/JP2010008917A5/ja
Application granted granted Critical
Publication of JP4672755B2 publication Critical patent/JP4672755B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • G02B15/143—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 three groups only
    • G02B15/1435—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 three groups only the first group being negative
    • G02B15/143503—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 three groups only the first group being negative arranged -+-

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2008170863A 2008-06-30 2008-06-30 変倍光学系および撮像装置 Expired - Fee Related JP4672755B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2008170863A JP4672755B2 (ja) 2008-06-30 2008-06-30 変倍光学系および撮像装置
AT09007484T ATE534930T1 (de) 2008-06-30 2009-06-05 Retrofokus zoomobjektiv mit zwei linsengruppen
EP09007484A EP2141529B1 (en) 2008-06-30 2009-06-05 Retrofocus type zoom lens comprising two lens groups
US12/483,381 US7933075B2 (en) 2008-06-30 2009-06-12 Variable-power optical system and imaging apparatus
CN2009101496183A CN101620313B (zh) 2008-06-30 2009-06-15 变倍光学系统及摄像装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008170863A JP4672755B2 (ja) 2008-06-30 2008-06-30 変倍光学系および撮像装置

Publications (3)

Publication Number Publication Date
JP2010008917A JP2010008917A (ja) 2010-01-14
JP2010008917A5 JP2010008917A5 (enExample) 2010-07-22
JP4672755B2 true JP4672755B2 (ja) 2011-04-20

Family

ID=40835300

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008170863A Expired - Fee Related JP4672755B2 (ja) 2008-06-30 2008-06-30 変倍光学系および撮像装置

Country Status (5)

Country Link
US (1) US7933075B2 (enExample)
EP (1) EP2141529B1 (enExample)
JP (1) JP4672755B2 (enExample)
CN (1) CN101620313B (enExample)
AT (1) ATE534930T1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201120409A (en) * 2009-12-10 2011-06-16 Ind Tech Res Inst Surveillance camera system and method
US8724232B2 (en) 2010-10-29 2014-05-13 Samsung Techwin Co., Ltd. Zoom lens and photographing apparatus including the same
JP5718020B2 (ja) * 2010-10-29 2015-05-13 三星テクウィン株式会社Ｓａｍｓｕｎｇ Ｔｅｃｈｗｉｎ Ｃｏ．， Ｌｔｄ ズームレンズ及び撮像装置
JP5724639B2 (ja) * 2011-05-30 2015-05-27 リコーイメージング株式会社 ズームレンズ系及びこれを用いた光学機器
JP6602027B2 (ja) * 2015-03-13 2019-11-06 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
KR102600453B1 (ko) * 2016-02-19 2023-11-10 삼성전자주식회사 옵티칼 렌즈 어셈블리 및 이를 포함한 전자 장치
CN108761735B (zh) * 2018-07-13 2024-03-29 嘉兴中润光学科技股份有限公司 超大光圈广角镜头
JP2020052349A (ja) * 2018-09-28 2020-04-02 富士フイルム株式会社 撮像レンズ及び撮像装置
CN111061051B (zh) * 2020-01-15 2024-10-18 福建福光天瞳光学有限公司 一种短焦距高分辨率视觉镜头及其工作方法
CN111650735B (zh) * 2020-08-10 2020-12-01 嘉兴中润光学科技有限公司 一种大广角摄像装置和变焦镜头
CN115437104B (zh) * 2021-06-03 2025-09-16 信泰光学(深圳)有限公司 广角镜头
CN115185072B (zh) * 2022-06-01 2024-03-12 广东北创光电科技股份有限公司 一种非球面广角长法兰视频镜头
CN119148355B (zh) * 2024-10-11 2025-10-10 合肥综合性国家科学中心能源研究院(安徽省能源实验室) 一种消热差宽谱段低畸变广角镜头

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2558138B2 (ja) * 1988-02-08 1996-11-27 オリンパス光学工業株式会社 変倍レンズ
JP3087303B2 (ja) 1990-10-29 2000-09-11 ミノルタ株式会社 コンパクトなズームレンズ
JP2001343583A (ja) * 2000-05-31 2001-12-14 Matsushita Electric Ind Co Ltd ズームレンズ及びそれを用いたビデオカメラ
GB2374744B (en) 2001-04-18 2003-04-16 Voxar Ltd Correction of boundary artefacts in image data processing
JP3572037B2 (ja) * 2001-08-24 2004-09-29 キヤノン株式会社 レンズ系及びそれを有する光学機器
WO2003071332A1 (en) * 2002-02-25 2003-08-28 Matsushita Electric Industrial Co., Ltd. Zoom lens, and video camera and digital still camera using the zoom lens
JP4280538B2 (ja) 2003-04-18 2009-06-17 フジノン株式会社 ズームレンズ
US6943958B2 (en) * 2003-08-20 2005-09-13 Olympus Corporation Zoom lens system and camera using the same
JP4642408B2 (ja) * 2003-08-20 2011-03-02 オリンパス株式会社 ズームレンズ及びそれを用いたカメラ
JP4516291B2 (ja) * 2003-08-20 2010-08-04 オリンパス株式会社 ズームレンズ及びそれを用いたカメラ。
JP4597623B2 (ja) * 2003-10-08 2010-12-15 富士フイルム株式会社 ズームレンズ
JP2006119574A (ja) * 2004-09-27 2006-05-11 Fujinon Corp 変倍光学系
JP4596418B2 (ja) 2004-09-27 2010-12-08 富士フイルム株式会社 変倍光学系
JP4945989B2 (ja) 2005-09-29 2012-06-06 株式会社ニコン ズームレンズ
JP4905779B2 (ja) * 2006-09-07 2012-03-28 富士フイルム株式会社 ズームレンズ

Also Published As

Publication number Publication date
EP2141529A1 (en) 2010-01-06
CN101620313A (zh) 2010-01-06
JP2010008917A (ja) 2010-01-14
CN101620313B (zh) 2011-02-16
ATE534930T1 (de) 2011-12-15
US7933075B2 (en) 2011-04-26
US20090323199A1 (en) 2009-12-31
EP2141529B1 (en) 2011-11-23

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