JPH0416087B2 - - Google Patents

Info

Publication number
JPH0416087B2
JPH0416087B2 JP59161052A JP16105284A JPH0416087B2 JP H0416087 B2 JPH0416087 B2 JP H0416087B2 JP 59161052 A JP59161052 A JP 59161052A JP 16105284 A JP16105284 A JP 16105284A JP H0416087 B2 JPH0416087 B2 JP H0416087B2
Authority
JP
Japan
Prior art keywords
lens group
lens
refractive power
focusing
moving
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
Application number
JP59161052A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6139015A (ja
Inventor
Shigeru Aoki
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
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP16105284A priority Critical patent/JPS6139015A/ja
Publication of JPS6139015A publication Critical patent/JPS6139015A/ja
Publication of JPH0416087B2 publication Critical patent/JPH0416087B2/ja
Granted legal-status Critical Current

Links

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
    • G02B15/144—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 four groups only
    • G02B15/1441—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 four groups only the first group being positive
    • G02B15/144105—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 four groups only the first group being positive arranged +-+-

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP16105284A 1984-07-31 1984-07-31 反射屈折式ズ−ムレンズ Granted JPS6139015A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16105284A JPS6139015A (ja) 1984-07-31 1984-07-31 反射屈折式ズ−ムレンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16105284A JPS6139015A (ja) 1984-07-31 1984-07-31 反射屈折式ズ−ムレンズ

Publications (2)

Publication Number Publication Date
JPS6139015A JPS6139015A (ja) 1986-02-25
JPH0416087B2 true JPH0416087B2 (US20020051482A1-20020502-M00012.png) 1992-03-23

Family

ID=15727691

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16105284A Granted JPS6139015A (ja) 1984-07-31 1984-07-31 反射屈折式ズ−ムレンズ

Country Status (1)

Country Link
JP (1) JPS6139015A (US20020051482A1-20020502-M00012.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5331467A (en) * 1991-02-25 1994-07-19 Nikon Corporation Reflex lens system having the antivibration function
JP4753615B2 (ja) * 2005-04-28 2011-08-24 花王株式会社 マスカラ化粧用具
JP4775960B2 (ja) * 2006-09-20 2011-09-21 株式会社新和製作所 化粧用塗布具
KR101362767B1 (ko) * 2007-11-02 2014-02-13 삼성전자주식회사 망원 렌즈 시스템
JP2013218022A (ja) 2012-04-05 2013-10-24 Olympus Imaging Corp 反射望遠光学系、光学ユニット、及びそれを備えた撮像装置
JP7026933B2 (ja) * 2017-11-14 2022-03-01 株式会社nittoh 撮像光学系および撮像装置

Also Published As

Publication number Publication date
JPS6139015A (ja) 1986-02-25

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