JP2010044227A5 - - Google Patents

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Publication number
JP2010044227A5
JP2010044227A5 JP2008208350A JP2008208350A JP2010044227A5 JP 2010044227 A5 JP2010044227 A5 JP 2010044227A5 JP 2008208350 A JP2008208350 A JP 2008208350A JP 2008208350 A JP2008208350 A JP 2008208350A JP 2010044227 A5 JP2010044227 A5 JP 2010044227A5
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JP
Japan
Prior art keywords
lens
convex surface
object side
negative meniscus
biconvex
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.)
Granted
Application number
JP2008208350A
Other languages
Japanese (ja)
Other versions
JP2010044227A (en
JP5403316B2 (en
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2008208350A external-priority patent/JP5403316B2/en
Priority to JP2008208350A priority Critical patent/JP5403316B2/en
Priority to CN200980140097.3A priority patent/CN102177457B/en
Priority to PCT/JP2009/064210 priority patent/WO2010018838A1/en
Priority to US13/058,630 priority patent/US8369021B2/en
Priority to CN201310088530.1A priority patent/CN103235401B/en
Publication of JP2010044227A publication Critical patent/JP2010044227A/en
Publication of JP2010044227A5 publication Critical patent/JP2010044227A5/ja
Publication of JP5403316B2 publication Critical patent/JP5403316B2/en
Application granted granted Critical
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Description

第１レンズ群Ｇ１は、全体として負の屈折力を有し、物体側から順に、物体側に凸面を向けた負メニスカスレンズＬ１１、物体側に凸面を向けた負メニスカスレンズＬ１２、及び、物体側に凸面を向けた正メニスカスレンズＬ１３の３枚のレンズから構成される。第２レンズ群Ｇ２は、全体として正の屈折力を有し、両凸レンズＬ２１、開口絞りＳ、両凸レンズＬ２２と両凹レンズＬ２３との接合レンズ、及び、両凸レンズＬ２４と像側に凸面を向けた負メニスカスレンズＬ２５との接合レンズの５枚のレンズから構成される。 The first lens group G1 has a negative refractive power as a whole, and in order from the object side, a negative meniscus lens L11 having a convex surface facing the object side, a negative meniscus lens L12 having a convex surface facing the object side, and the object side And a positive meniscus lens L13 having a convex surface. The second lens unit G2, has a positive refractive power as a whole, a biconvex lens L21, toward the aperture stop S, a cemented lens of a biconvex lens L22 and a biconcave lens L23, and a convex surface on biconvex lens L24 on the image side Further, it is composed of five lenses which are cemented lenses with the negative meniscus lens L25.

JP2008208350A 2008-08-13 2008-08-13 Zoom lens system and optical apparatus provided with the zoom lens system Expired - Fee Related JP5403316B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2008208350A JP5403316B2 (en) 2008-08-13 2008-08-13 Zoom lens system and optical apparatus provided with the zoom lens system
CN201310088530.1A CN103235401B (en) 2008-08-13 2009-08-05 Zoom lens system, be equipped with Zoom lens system optical device and for the method by Zoom lens system zoom
PCT/JP2009/064210 WO2010018838A1 (en) 2008-08-13 2009-08-05 Zoom lens system, optical device with same, and magnification changing method using zoom lens system
US13/058,630 US8369021B2 (en) 2008-08-13 2009-08-05 Zoom lens system, optical apparatus equipped therewith, and method for zooming zoom lens system
CN200980140097.3A CN102177457B (en) 2008-08-13 2009-08-05 Zoom lens system, optical device with same, and magnification changing method using zoom lens system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008208350A JP5403316B2 (en) 2008-08-13 2008-08-13 Zoom lens system and optical apparatus provided with the zoom lens system

Publications (3)

Publication Number Publication Date
JP2010044227A JP2010044227A (en) 2010-02-25
JP2010044227A5 true JP2010044227A5 (en) 2012-03-29
JP5403316B2 JP5403316B2 (en) 2014-01-29

Family

ID=42015661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008208350A Expired - Fee Related JP5403316B2 (en) 2008-08-13 2008-08-13 Zoom lens system and optical apparatus provided with the zoom lens system

Country Status (1)

Country Link
JP (1) JP5403316B2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9097881B2 (en) 2010-07-26 2015-08-04 Nikon Corporation Zoom lens system, optical apparatus and method for manufacturing zoom lens system
JP2014035401A (en) * 2012-08-08 2014-02-24 Nikon Corp Zoom lens, optical device, and zoom lens manufacturing method
CN104737052A (en) * 2012-08-08 2015-06-24 株式会社尼康 Zoom lens, optical device, and production method for zoom lens
JP5987542B2 (en) * 2012-08-08 2016-09-07 株式会社ニコン Zoom lens, optical device
JP2014035406A (en) * 2012-08-08 2014-02-24 Nikon Corp Zoom lens, optical device, and zoom lens manufacturing method
JP2014035404A (en) * 2012-08-08 2014-02-24 Nikon Corp Zoom lens, optical device, and zoom lens manufacturing method
JP5987543B2 (en) * 2012-08-08 2016-09-07 株式会社ニコン Zoom lens, optical device
CN112346212A (en) * 2020-11-19 2021-02-09 中山联合光电科技股份有限公司 Optical lens system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2804267B2 (en) * 1988-05-02 1998-09-24 オリンパス光学工業株式会社 Endoscope objective lens
JPH04218013A (en) * 1990-05-28 1992-08-07 Ricoh Co Ltd High variable power zoom lens
JP3528946B2 (en) * 1995-06-05 2004-05-24 株式会社ニコン Zoom lens
JP4432153B2 (en) * 1999-08-03 2010-03-17 株式会社ニコン Zoom lens

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