JPS60170816A - ズ−ムレンズ - Google Patents

ズ−ムレンズ

Info

Publication number
JPS60170816A
JPS60170816A JP59027568A JP2756884A JPS60170816A JP S60170816 A JPS60170816 A JP S60170816A JP 59027568 A JP59027568 A JP 59027568A JP 2756884 A JP2756884 A JP 2756884A JP S60170816 A JPS60170816 A JP S60170816A
Authority
JP
Japan
Prior art keywords
lens
refractive power
zoom
lens group
positive refractive
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
JP59027568A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0354324B2 (en, 2012
Inventor
Yasuhisa Sato
泰久 佐藤
Yasuyuki Yamada
康幸 山田
Hiroki Nakayama
博喜 中山
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
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 JP59027568A priority Critical patent/JPS60170816A/ja
Publication of JPS60170816A publication Critical patent/JPS60170816A/ja
Publication of JPH0354324B2 publication Critical patent/JPH0354324B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length
    • 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
    • G02B15/142—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 two groups only
    • G02B15/1425—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 two groups only the first group being negative
    • 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
    • G02B15/142—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 two groups only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP59027568A 1984-02-16 1984-02-16 ズ−ムレンズ Granted JPS60170816A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59027568A JPS60170816A (ja) 1984-02-16 1984-02-16 ズ−ムレンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59027568A JPS60170816A (ja) 1984-02-16 1984-02-16 ズ−ムレンズ

Publications (2)

Publication Number Publication Date
JPS60170816A true JPS60170816A (ja) 1985-09-04
JPH0354324B2 JPH0354324B2 (en, 2012) 1991-08-19

Family

ID=12224620

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59027568A Granted JPS60170816A (ja) 1984-02-16 1984-02-16 ズ−ムレンズ

Country Status (1)

Country Link
JP (1) JPS60170816A (en, 2012)

Cited By (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62138817A (ja) * 1985-12-12 1987-06-22 Canon Inc 小型のズ−ムレンズ
US4720179A (en) * 1985-11-28 1988-01-19 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens system for use with a compact camera
JPS63143518A (ja) * 1986-12-08 1988-06-15 Minolta Camera Co Ltd 有限距離用ズ−ムレンズ系
JPS63256605A (ja) * 1987-03-26 1988-10-24 ビーエーエスエフ・アクチエンゲゼルシヤフト 水溶性エチレン性不飽和単量体からの粒状重合体の製法
JPS63286812A (ja) * 1987-05-19 1988-11-24 Nitto Kogaku Kk ズ−ムレンズによる変倍方法
US4838669A (en) * 1987-03-17 1989-06-13 Olympus Optical Co., Ltd. Compact zoom lens system
JPH01288823A (ja) * 1988-05-16 1989-11-21 Canon Inc 小型のズームレンズ
DE3930032A1 (de) * 1988-09-08 1990-03-15 Asahi Optical Co Ltd Zoomlinsensystem mit hohem brennweitenverhaeltnis zur verwendung in einer kompaktkamera
US4911539A (en) * 1987-12-24 1990-03-27 Nikon Corporation Micro zoom lens
DE4030757A1 (de) * 1989-09-29 1991-04-18 Asahi Optical Co Ltd Zoomlinsensystem fuer den einsatz an einer kompaktkamera
DE4033293A1 (de) * 1989-10-19 1991-04-25 Asahi Optical Co Ltd Zoomobjektivsystem fuer den einsatz an einer kompaktkamera mit einer weiten erfassung von winkeln
DE4037213A1 (de) * 1989-11-21 1991-06-13 Asahi Optical Co Ltd Zoom-objektivsystem fuer den einsatz in einer kompaktkamera mit einem weiten winkelerfassungsbereich
JPH03181908A (ja) * 1989-12-12 1991-08-07 Konica Corp 環境変化の影響を補償した小型のズームレンズ
US5113287A (en) * 1988-05-16 1992-05-12 Canon Kabushiki Kaisha Compact zoom lens with positive power front lens group and negative power rear lens group
US5162947A (en) * 1989-10-19 1992-11-10 Asahi Kogaku Kogyo K.K. Zoom lens system for use with a compact camera having a wide coverage of angles
US5218478A (en) * 1989-11-17 1993-06-08 Canon Kabushiki Kaisha Small-sized zoom lens
DE4042543C2 (de) * 1989-11-21 1995-07-20 Asahi Optical Co Ltd Varioobjektiv für eine Kompaktkamera
DE3943741C2 (de) * 1988-09-08 1996-02-22 Asahi Optical Co Ltd Varioobjektiv für eine Kamera
US5585971A (en) * 1993-03-30 1996-12-17 Canon Kabushiki Kaisha Small-sized variable magnification lens
DE4042554C2 (de) * 1989-09-29 1996-12-19 Asahi Optical Co Ltd Varioobjektiv
JPH09152550A (ja) * 1995-11-29 1997-06-10 Asahi Optical Co Ltd ズームレンズ
US5687027A (en) * 1995-03-02 1997-11-11 Canon Kabushiki Kaisha Zoom lens for optical apparatus such as camera
US5757556A (en) * 1995-05-10 1998-05-26 Canon Kabushiki Kaisha Zoom lens
US5798873A (en) * 1993-11-25 1998-08-25 Canon Kabushiki Kaisha Small-sized zoom lens
US5831772A (en) * 1993-04-07 1998-11-03 Canon Kabushiki Kaisha Compact zoom lens
JPH10293252A (ja) * 1997-04-18 1998-11-04 Nikon Corp ズームレンズ鏡筒
US5844725A (en) * 1994-09-06 1998-12-01 Canon Kabushiki Kaisha Zoom lens
US6008953A (en) * 1996-07-26 1999-12-28 Canon Kabushiki Kaisha Zoom lens
US6215600B1 (en) 1997-09-30 2001-04-10 Canon Kabushiki Kaisha Zoom lens
US6219190B1 (en) 1998-11-06 2001-04-17 Canon Kabushiki Kaisha Zoom lens
US6384986B1 (en) 1999-02-02 2002-05-07 Canon Kabushiki Kaisha Zoom lens and optical apparatus having the same
JP2009103874A (ja) * 2007-10-23 2009-05-14 Olympus Medical Systems Corp 撮影光学系

Cited By (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720179A (en) * 1985-11-28 1988-01-19 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens system for use with a compact camera
JPS62138817A (ja) * 1985-12-12 1987-06-22 Canon Inc 小型のズ−ムレンズ
JPS63143518A (ja) * 1986-12-08 1988-06-15 Minolta Camera Co Ltd 有限距離用ズ−ムレンズ系
US4838669A (en) * 1987-03-17 1989-06-13 Olympus Optical Co., Ltd. Compact zoom lens system
JPS63256605A (ja) * 1987-03-26 1988-10-24 ビーエーエスエフ・アクチエンゲゼルシヤフト 水溶性エチレン性不飽和単量体からの粒状重合体の製法
JPS63286812A (ja) * 1987-05-19 1988-11-24 Nitto Kogaku Kk ズ−ムレンズによる変倍方法
US4911539A (en) * 1987-12-24 1990-03-27 Nikon Corporation Micro zoom lens
US5113287A (en) * 1988-05-16 1992-05-12 Canon Kabushiki Kaisha Compact zoom lens with positive power front lens group and negative power rear lens group
JPH01288823A (ja) * 1988-05-16 1989-11-21 Canon Inc 小型のズームレンズ
DE3930032A1 (de) * 1988-09-08 1990-03-15 Asahi Optical Co Ltd Zoomlinsensystem mit hohem brennweitenverhaeltnis zur verwendung in einer kompaktkamera
US4978204A (en) * 1988-09-08 1990-12-18 Asahi Kogaku Kogyo Kabushik Kaisha High zoom-ratio zoom lens system for use in a compact camera
DE3943741C2 (de) * 1988-09-08 1996-02-22 Asahi Optical Co Ltd Varioobjektiv für eine Kamera
US5309285A (en) * 1989-09-29 1994-05-03 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens system for use with a compact camera
US5434712A (en) * 1989-09-29 1995-07-18 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens system for use with a compact camera
DE4042554C2 (de) * 1989-09-29 1996-12-19 Asahi Optical Co Ltd Varioobjektiv
DE4030757A1 (de) * 1989-09-29 1991-04-18 Asahi Optical Co Ltd Zoomlinsensystem fuer den einsatz an einer kompaktkamera
DE4030757C2 (de) * 1989-09-29 1994-09-08 Asahi Optical Co Ltd Varioobjektiv für den Einsatz an einer Kompaktkamera
US5162947A (en) * 1989-10-19 1992-11-10 Asahi Kogaku Kogyo K.K. Zoom lens system for use with a compact camera having a wide coverage of angles
DE4033293A1 (de) * 1989-10-19 1991-04-25 Asahi Optical Co Ltd Zoomobjektivsystem fuer den einsatz an einer kompaktkamera mit einer weiten erfassung von winkeln
US5218478A (en) * 1989-11-17 1993-06-08 Canon Kabushiki Kaisha Small-sized zoom lens
DE4042540C2 (de) * 1989-11-21 1997-04-10 Asahi Optical Co Ltd Varioobjektiv für eine Kompaktkamera
DE4042543C2 (de) * 1989-11-21 1995-07-20 Asahi Optical Co Ltd Varioobjektiv für eine Kompaktkamera
US5164859A (en) * 1989-11-21 1992-11-17 Asahi Kogaku Kogyo K.K. Zoom lens system for use with a compact camera having a wide coverage of angles
DE4037213A1 (de) * 1989-11-21 1991-06-13 Asahi Optical Co Ltd Zoom-objektivsystem fuer den einsatz in einer kompaktkamera mit einem weiten winkelerfassungsbereich
DE4042542C2 (de) * 1989-11-21 2001-02-15 Asahi Optical Co Ltd Varioobjektiv für eine Kompaktkamera
JPH03181908A (ja) * 1989-12-12 1991-08-07 Konica Corp 環境変化の影響を補償した小型のズームレンズ
US5585971A (en) * 1993-03-30 1996-12-17 Canon Kabushiki Kaisha Small-sized variable magnification lens
US5831772A (en) * 1993-04-07 1998-11-03 Canon Kabushiki Kaisha Compact zoom lens
US5798873A (en) * 1993-11-25 1998-08-25 Canon Kabushiki Kaisha Small-sized zoom lens
US5844725A (en) * 1994-09-06 1998-12-01 Canon Kabushiki Kaisha Zoom lens
US5687027A (en) * 1995-03-02 1997-11-11 Canon Kabushiki Kaisha Zoom lens for optical apparatus such as camera
US5757556A (en) * 1995-05-10 1998-05-26 Canon Kabushiki Kaisha Zoom lens
JPH09152550A (ja) * 1995-11-29 1997-06-10 Asahi Optical Co Ltd ズームレンズ
US6008953A (en) * 1996-07-26 1999-12-28 Canon Kabushiki Kaisha Zoom lens
JPH10293252A (ja) * 1997-04-18 1998-11-04 Nikon Corp ズームレンズ鏡筒
US6215600B1 (en) 1997-09-30 2001-04-10 Canon Kabushiki Kaisha Zoom lens
US6219190B1 (en) 1998-11-06 2001-04-17 Canon Kabushiki Kaisha Zoom lens
US6384986B1 (en) 1999-02-02 2002-05-07 Canon Kabushiki Kaisha Zoom lens and optical apparatus having the same
JP2009103874A (ja) * 2007-10-23 2009-05-14 Olympus Medical Systems Corp 撮影光学系

Also Published As

Publication number Publication date
JPH0354324B2 (en, 2012) 1991-08-19

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term