CN102736231B - 光学系统和具有该光学系统的光学设备 - Google Patents

光学系统和具有该光学系统的光学设备 Download PDF

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Publication number
CN102736231B
CN102736231B CN201210088502.5A CN201210088502A CN102736231B CN 102736231 B CN102736231 B CN 102736231B CN 201210088502 A CN201210088502 A CN 201210088502A CN 102736231 B CN102736231 B CN 102736231B
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CN
China
Prior art keywords
lens
negative
lens unit
negative lens
optical system
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
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CN201210088502.5A
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English (en)
Chinese (zh)
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CN102736231A (zh
Inventor
江口薫
日浅法人
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Publication of CN102736231A publication Critical patent/CN102736231A/zh
Application granted granted Critical
Publication of CN102736231B publication Critical patent/CN102736231B/zh
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
    • G02B15/145—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
    • G02B15/1455—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 negative
    • G02B15/145531—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 negative arranged -++++
    • 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
    • G02B15/143507—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 -++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
CN201210088502.5A 2011-04-04 2012-03-29 光学系统和具有该光学系统的光学设备 Expired - Fee Related CN102736231B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011082795A JP5713763B2 (ja) 2011-04-04 2011-04-04 光学系及びそれを有する光学機器
JP2011-082795 2011-04-04

Publications (2)

Publication Number Publication Date
CN102736231A CN102736231A (zh) 2012-10-17
CN102736231B true CN102736231B (zh) 2015-02-11

Family

ID=46926945

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210088502.5A Expired - Fee Related CN102736231B (zh) 2011-04-04 2012-03-29 光学系统和具有该光学系统的光学设备

Country Status (3)

Country Link
US (1) US8462440B2 (enExample)
JP (1) JP5713763B2 (enExample)
CN (1) CN102736231B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6210686B2 (ja) * 2013-01-08 2017-10-11 キヤノン株式会社 光学系及びそれを有する画像投射装置
JP6331286B2 (ja) * 2013-08-14 2018-05-30 株式会社ニコン 撮影レンズ、及び光学機器
WO2015178095A1 (ja) 2014-05-19 2015-11-26 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
JP6518039B2 (ja) * 2014-05-19 2019-05-22 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
JP6413392B2 (ja) * 2014-06-30 2018-10-31 株式会社シグマ 光学系
KR102264992B1 (ko) 2014-12-31 2021-06-15 삼성전자 주식회사 무선 통신 시스템에서 서버 할당 방법 및 장치
JP6460934B2 (ja) * 2015-07-22 2019-01-30 富士フイルム株式会社 撮像レンズおよび撮像装置
JP2018054989A (ja) 2016-09-30 2018-04-05 キヤノン株式会社 光学系およびそれを有する光学機器
JP6808428B2 (ja) 2016-09-30 2021-01-06 キヤノン株式会社 光学系およびそれを有する光学機器
JP6818488B2 (ja) * 2016-09-30 2021-01-20 キヤノン株式会社 コンバージョンレンズおよびそれを有する撮影光学系、光学機器
JP6685942B2 (ja) * 2017-01-20 2020-04-22 富士フイルム株式会社 撮像レンズおよび撮像装置
JP6820878B2 (ja) 2018-03-29 2021-01-27 富士フイルム株式会社 ズームレンズ及び撮像装置
JP7151383B2 (ja) * 2018-11-01 2022-10-12 株式会社リコー 結像レンズおよび撮像装置
JP7621096B2 (ja) * 2020-11-20 2025-01-24 株式会社タムロン 光学系及び撮像装置
CN114114613B (zh) * 2021-11-01 2023-08-29 湖南长步道光学科技有限公司 一种超低畸变光学系统及工业镜头
CN118050878B (zh) * 2024-04-15 2024-06-18 四川新视创伟超高清科技有限公司 一种超高清定焦镜头及成像装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101276048A (zh) * 2007-03-29 2008-10-01 佳能株式会社 图像投射光学系统和图像投射装置
CN101840060A (zh) * 2009-03-18 2010-09-22 佳能株式会社 变焦透镜系统和包含变焦透镜系统的图像拾取装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002131640A (ja) * 2000-10-27 2002-05-09 Nidec Copal Corp ズームレンズ
DE10215434B4 (de) * 2002-04-08 2015-01-15 Carl Zeiss Objektiv und Objektivserie
JP4233081B2 (ja) 2002-06-14 2009-03-04 フジノン株式会社 投映用ズームレンズおよびこれを用いた投写型表示装置
JP4898399B2 (ja) 2006-11-22 2012-03-14 キヤノン株式会社 光学系及びそれを有する撮像装置
JP5349938B2 (ja) * 2008-12-11 2013-11-20 キヤノン株式会社 ズームレンズ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101276048A (zh) * 2007-03-29 2008-10-01 佳能株式会社 图像投射光学系统和图像投射装置
CN101840060A (zh) * 2009-03-18 2010-09-22 佳能株式会社 变焦透镜系统和包含变焦透镜系统的图像拾取装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP特开2002-131640A 2002.05.09 *

Also Published As

Publication number Publication date
US8462440B2 (en) 2013-06-11
JP5713763B2 (ja) 2015-05-07
CN102736231A (zh) 2012-10-17
JP2012220527A (ja) 2012-11-12
US20120250168A1 (en) 2012-10-04

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Granted publication date: 20150211

Termination date: 20210329