JPH0427521B2 - - Google Patents

Info

Publication number
JPH0427521B2
JPH0427521B2 JP61002559A JP255986A JPH0427521B2 JP H0427521 B2 JPH0427521 B2 JP H0427521B2 JP 61002559 A JP61002559 A JP 61002559A JP 255986 A JP255986 A JP 255986A JP H0427521 B2 JPH0427521 B2 JP H0427521B2
Authority
JP
Japan
Prior art keywords
lens
group
focal length
positive
focusing
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 - Lifetime
Application number
JP61002559A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62160412A (ja
Inventor
Koji Sugyama
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP61002559A priority Critical patent/JPS62160412A/ja
Priority to US07/001,481 priority patent/US4772108A/en
Publication of JPS62160412A publication Critical patent/JPS62160412A/ja
Publication of JPH0427521B2 publication Critical patent/JPH0427521B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/62—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having six components only
    • 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
    • G02B15/22—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 movable lens means specially adapted for focusing at close distances
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/64—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having more than six components

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP61002559A 1986-01-08 1986-01-08 マクロレンズ Granted JPS62160412A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP61002559A JPS62160412A (ja) 1986-01-08 1986-01-08 マクロレンズ
US07/001,481 US4772108A (en) 1986-01-08 1987-01-08 Macro lens system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61002559A JPS62160412A (ja) 1986-01-08 1986-01-08 マクロレンズ

Publications (2)

Publication Number Publication Date
JPS62160412A JPS62160412A (ja) 1987-07-16
JPH0427521B2 true JPH0427521B2 (en, 2012) 1992-05-12

Family

ID=11532731

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61002559A Granted JPS62160412A (ja) 1986-01-08 1986-01-08 マクロレンズ

Country Status (2)

Country Link
US (1) US4772108A (en, 2012)
JP (1) JPS62160412A (en, 2012)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2594450B2 (ja) * 1988-02-23 1997-03-26 旭光学工業株式会社 マクロレンズ
JP2811447B2 (ja) * 1988-06-17 1998-10-15 株式会社シグマ マクロレンズ
JP3559623B2 (ja) * 1995-07-14 2004-09-02 富士写真光機株式会社 結像レンズ
DE19856119B4 (de) * 1997-12-04 2008-04-03 Pentax Corp. Makrolinsensystem
DE19856108B4 (de) * 1997-12-04 2006-03-02 Pentax Corp. Makrolinsensystem
JP4550970B2 (ja) * 2000-05-24 2010-09-22 株式会社栃木ニコン フローティングを利用した撮影レンズ
US7286303B2 (en) 2005-06-21 2007-10-23 Tamron Co., Ltd. Macro lens
JP5110104B2 (ja) 2010-02-26 2012-12-26 株式会社ニコン 撮影レンズ、この撮影レンズを有する光学機器、及び、撮影レンズの製造方法
JP5500382B2 (ja) 2010-09-22 2014-05-21 株式会社ニコン 撮影レンズ、この撮影レンズを有する光学機器、及び、撮影レンズの製造方法
JP2013235239A (ja) * 2012-04-12 2013-11-21 Konica Minolta Inc マクロレンズおよび撮像装置
TWI526712B (zh) * 2014-05-09 2016-03-21 信泰光學（深圳）有限公司 成像鏡頭
CN105759407B (zh) * 2014-12-16 2018-06-19 信泰光学(深圳)有限公司 成像镜头
JP6468978B2 (ja) * 2015-09-11 2019-02-13 富士フイルム株式会社 撮像レンズおよび撮像装置
JP6838445B2 (ja) * 2017-03-21 2021-03-03 株式会社リコー 結像レンズ、撮像装置および検査装置
CN111061035B (zh) * 2019-12-13 2021-07-02 诚瑞光学(常州)股份有限公司 摄像光学镜头

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3122770C2 (de) * 1981-06-09 1985-03-14 Kernforschungsanlage Jülich GmbH, 5170 Jülich Einrichtung zur Erzeugung eines Brennstoff-Luft-Gemisches durch Verdunsten von Brennstoff in vorgewärmte Verbrennungsluft
JPS60188918A (ja) * 1984-03-07 1985-09-26 Asahi Optical Co Ltd 接写兼用レンズ系

Also Published As

Publication number Publication date
US4772108A (en) 1988-09-20
JPS62160412A (ja) 1987-07-16

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees