JPS6014214A - 広画角を含むズ−ムレンズ - Google Patents

広画角を含むズ−ムレンズ

Info

Publication number
JPS6014214A
JPS6014214A JP58122857A JP12285783A JPS6014214A JP S6014214 A JPS6014214 A JP S6014214A JP 58122857 A JP58122857 A JP 58122857A JP 12285783 A JP12285783 A JP 12285783A JP S6014214 A JPS6014214 A JP S6014214A
Authority
JP
Japan
Prior art keywords
lens group
lens
focusing
zoom
refractive power
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
JP58122857A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0430564B2 (enrdf_load_html_response
Inventor
Tomotou Takahashi
友刀 高橋
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.)
Nikon Corp
Original Assignee
Nikon Corp
Nippon Kogaku KK
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 Nikon Corp, Nippon Kogaku KK filed Critical Nikon Corp
Priority to JP58122857A priority Critical patent/JPS6014214A/ja
Priority to US06/626,989 priority patent/US4632519A/en
Publication of JPS6014214A publication Critical patent/JPS6014214A/ja
Publication of JPH0430564B2 publication Critical patent/JPH0430564B2/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
    • G02B15/144113—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)
JP58122857A 1983-07-06 1983-07-06 広画角を含むズ−ムレンズ Granted JPS6014214A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58122857A JPS6014214A (ja) 1983-07-06 1983-07-06 広画角を含むズ−ムレンズ
US06/626,989 US4632519A (en) 1983-07-06 1984-07-02 Zoom lens including a wide angle of view

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58122857A JPS6014214A (ja) 1983-07-06 1983-07-06 広画角を含むズ−ムレンズ

Publications (2)

Publication Number Publication Date
JPS6014214A true JPS6014214A (ja) 1985-01-24
JPH0430564B2 JPH0430564B2 (enrdf_load_html_response) 1992-05-22

Family

ID=14846356

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58122857A Granted JPS6014214A (ja) 1983-07-06 1983-07-06 広画角を含むズ−ムレンズ

Country Status (1)

Country Link
JP (1) JPS6014214A (enrdf_load_html_response)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61260210A (ja) * 1985-05-15 1986-11-18 Olympus Optical Co Ltd ズ−ムレンズ
US4942197A (en) * 1987-05-28 1990-07-17 Toyo Tire & Rubber Co., Ltd. Rubber composition for tire tread
JPH04158326A (ja) * 1990-10-22 1992-06-01 Canon Inc ズームレンズ
JPH08248319A (ja) * 1995-03-13 1996-09-27 Canon Inc ズームレンズ
US5859729A (en) * 1996-01-06 1999-01-12 Canon Kabushiki Kaisha Zoom lens device with four lens unit
JPWO2015040867A1 (ja) * 2013-09-20 2017-03-02 パナソニックＩｐマネジメント株式会社 撮像光学系
JPWO2016194111A1 (ja) * 2015-06-01 2018-03-22 オリンパス株式会社 単焦点光学系及びそれを備えた光学装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5188243A (enrdf_load_html_response) * 1974-12-20 1976-08-02
JPS5382434A (en) * 1976-12-28 1978-07-20 Seiko Epson Corp Surface covered plastic spectacle lens
JPS55140810A (en) * 1979-04-20 1980-11-04 Canon Inc Telephoto lens
JPS5866908A (ja) * 1981-10-16 1983-04-21 Canon Inc コンパクトな望遠ズ−ムレンズ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5188243A (enrdf_load_html_response) * 1974-12-20 1976-08-02
JPS5382434A (en) * 1976-12-28 1978-07-20 Seiko Epson Corp Surface covered plastic spectacle lens
JPS55140810A (en) * 1979-04-20 1980-11-04 Canon Inc Telephoto lens
JPS5866908A (ja) * 1981-10-16 1983-04-21 Canon Inc コンパクトな望遠ズ−ムレンズ

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61260210A (ja) * 1985-05-15 1986-11-18 Olympus Optical Co Ltd ズ−ムレンズ
US4942197A (en) * 1987-05-28 1990-07-17 Toyo Tire & Rubber Co., Ltd. Rubber composition for tire tread
JPH04158326A (ja) * 1990-10-22 1992-06-01 Canon Inc ズームレンズ
JPH08248319A (ja) * 1995-03-13 1996-09-27 Canon Inc ズームレンズ
US5859729A (en) * 1996-01-06 1999-01-12 Canon Kabushiki Kaisha Zoom lens device with four lens unit
JPWO2015040867A1 (ja) * 2013-09-20 2017-03-02 パナソニックＩｐマネジメント株式会社 撮像光学系
JPWO2016194111A1 (ja) * 2015-06-01 2018-03-22 オリンパス株式会社 単焦点光学系及びそれを備えた光学装置

Also Published As

Publication number Publication date
JPH0430564B2 (enrdf_load_html_response) 1992-05-22

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