JP4886231B2 - 変倍結像光学系及びそれを有する撮像装置 - Google Patents

変倍結像光学系及びそれを有する撮像装置 Download PDF

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Publication number
JP4886231B2
JP4886231B2 JP2005210377A JP2005210377A JP4886231B2 JP 4886231 B2 JP4886231 B2 JP 4886231B2 JP 2005210377 A JP2005210377 A JP 2005210377A JP 2005210377 A JP2005210377 A JP 2005210377A JP 4886231 B2 JP4886231 B2 JP 4886231B2
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JP
Japan
Prior art keywords
optical
power
variable magnification
distance
optical system
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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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JP2005210377A
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English (en)
Japanese (ja)
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JP2006065307A5 (enExample
JP2006065307A (ja
Inventor
拓史 吉田
弘至 畠山
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
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2005210377A priority Critical patent/JP4886231B2/ja
Priority to US11/191,406 priority patent/US7149037B2/en
Publication of JP2006065307A publication Critical patent/JP2006065307A/ja
Publication of JP2006065307A5 publication Critical patent/JP2006065307A5/ja
Application granted granted Critical
Publication of JP4886231B2 publication Critical patent/JP4886231B2/ja
Anticipated expiration legal-status Critical
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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
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
    • G02B15/04—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Studio Devices (AREA)
JP2005210377A 2004-07-30 2005-07-20 変倍結像光学系及びそれを有する撮像装置 Expired - Fee Related JP4886231B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005210377A JP4886231B2 (ja) 2004-07-30 2005-07-20 変倍結像光学系及びそれを有する撮像装置
US11/191,406 US7149037B2 (en) 2004-07-30 2005-07-27 Zoom lens system and image-taking apparatus having the same

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2004224744 2004-07-30
JP2004224744 2004-07-30
JP2005210377A JP4886231B2 (ja) 2004-07-30 2005-07-20 変倍結像光学系及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2006065307A JP2006065307A (ja) 2006-03-09
JP2006065307A5 JP2006065307A5 (enExample) 2011-07-14
JP4886231B2 true JP4886231B2 (ja) 2012-02-29

Family

ID=35731838

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005210377A Expired - Fee Related JP4886231B2 (ja) 2004-07-30 2005-07-20 変倍結像光学系及びそれを有する撮像装置

Country Status (2)

Country Link
US (1) US7149037B2 (enExample)
JP (1) JP4886231B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4724392B2 (ja) * 2004-07-30 2011-07-13 キヤノン株式会社 変倍結像光学系及びそれを有する撮像装置
WO2013052014A1 (en) * 2011-10-07 2013-04-11 National University Of Singapore Mems-based zoom lens system
DE102015116895B3 (de) * 2015-10-05 2016-11-03 Jos. Schneider Optische Werke Gmbh Fotografisches Objektiv
JP7140136B2 (ja) * 2017-10-17 2022-09-21 ソニーグループ株式会社 可変焦点距離レンズ系および撮像装置
CN111201466A (zh) * 2017-10-17 2020-05-26 索尼公司 可变焦距透镜系统及成像设备
JPWO2020174866A1 (ja) * 2019-02-27 2021-12-23 ソニーグループ株式会社 可変焦点距離レンズ系及び撮像装置
CN114829988B (zh) * 2019-10-24 2024-05-07 索尼集团公司 透镜系统、用于控制透镜系统的方法和计算机程序产品

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305294A (en) * 1964-12-03 1967-02-21 Optical Res & Dev Corp Two-element variable-power spherical lens
US3583790A (en) * 1968-11-07 1971-06-08 Polaroid Corp Variable power, analytic function, optical component in the form of a pair of laterally adjustable plates having shaped surfaces, and optical systems including such components
JPS6435964U (enExample) 1987-08-31 1989-03-03
EP0328930A3 (en) * 1988-02-16 1991-07-03 Polaroid Corporation Zoom lens
US4925281A (en) 1988-02-16 1990-05-15 Polaroid Corporation Zoom lens
JP3715686B2 (ja) 1995-06-21 2005-11-09 キヤノン株式会社 処理方法及びそれを用いた処理装置
JPH11242258A (ja) * 1998-02-25 1999-09-07 Canon Inc ファインダー光学系
JP2002139670A (ja) * 2000-08-23 2002-05-17 Olympus Optical Co Ltd 焦点距離可変光学素子及びそれを用いた光学系
JP4724392B2 (ja) * 2004-07-30 2011-07-13 キヤノン株式会社 変倍結像光学系及びそれを有する撮像装置

Also Published As

Publication number Publication date
US20060023318A1 (en) 2006-02-02
US7149037B2 (en) 2006-12-12
JP2006065307A (ja) 2006-03-09

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