DE69220044D1 - Zoomobjektivsystem für kompaktkamera - Google Patents

Zoomobjektivsystem für kompaktkamera

Info

Publication number
DE69220044D1
DE69220044D1 DE69220044T DE69220044T DE69220044D1 DE 69220044 D1 DE69220044 D1 DE 69220044D1 DE 69220044 T DE69220044 T DE 69220044T DE 69220044 T DE69220044 T DE 69220044T DE 69220044 D1 DE69220044 D1 DE 69220044D1
Authority
DE
Germany
Prior art keywords
zoom lens
lens system
compact camera
compact
camera
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 - Fee Related
Application number
DE69220044T
Other languages
English (en)
Other versions
DE69220044T2 (de
Inventor
Lee Estelle
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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
Priority claimed from US07/807,521 external-priority patent/US5270861A/en
Priority claimed from US07/807,541 external-priority patent/US5270867A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE69220044D1 publication Critical patent/DE69220044D1/de
Application granted granted Critical
Publication of DE69220044T2 publication Critical patent/DE69220044T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B15/142—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
    • 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
    • G02B15/1421—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 positive

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE69220044T 1991-12-13 1992-12-03 Zoomobjektivsystem für kompaktkamera Expired - Fee Related DE69220044T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/807,521 US5270861A (en) 1991-12-13 1991-12-13 Zoom lens system for use in a compact camera
US07/807,541 US5270867A (en) 1991-12-13 1991-12-13 Compact zoom lens having a weak front lens group
PCT/US1992/010445 WO1993012450A1 (en) 1991-12-13 1992-12-03 Zoom lens system for use in a compact camera

Publications (2)

Publication Number Publication Date
DE69220044D1 true DE69220044D1 (de) 1997-07-03
DE69220044T2 DE69220044T2 (de) 1997-12-11

Family

ID=27123026

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69220044T Expired - Fee Related DE69220044T2 (de) 1991-12-13 1992-12-03 Zoomobjektivsystem für kompaktkamera

Country Status (4)

Country Link
EP (1) EP0571608B1 (de)
JP (1) JPH06506071A (de)
DE (1) DE69220044T2 (de)
WO (1) WO1993012450A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3409231B2 (ja) * 1995-09-28 2003-05-26 コニカ株式会社 ズームレンズ
JP3725284B2 (ja) * 1997-03-05 2005-12-07 フジノン株式会社 コンパクトな広角レンズ
WO2013111612A1 (ja) * 2012-01-25 2013-08-01 コニカミノルタアドバンストレイヤー株式会社 撮像レンズ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6048009A (ja) * 1983-08-26 1985-03-15 Canon Inc 小型のズ−ムレンズ
JPS6457222A (en) * 1987-08-28 1989-03-03 Asahi Optical Co Ltd Zoom lens for compact camera

Also Published As

Publication number Publication date
JPH06506071A (ja) 1994-07-07
WO1993012450A1 (en) 1993-06-24
EP0571608A1 (de) 1993-12-01
EP0571608B1 (de) 1997-05-28
DE69220044T2 (de) 1997-12-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee