DE68923688D1 - Zoomlinsenvorrichtung mit Linseneinheiten zum Zoomen und Fokussieren. - Google Patents

Zoomlinsenvorrichtung mit Linseneinheiten zum Zoomen und Fokussieren.

Info

Publication number
DE68923688D1
DE68923688D1 DE68923688T DE68923688T DE68923688D1 DE 68923688 D1 DE68923688 D1 DE 68923688D1 DE 68923688 T DE68923688 T DE 68923688T DE 68923688 T DE68923688 T DE 68923688T DE 68923688 D1 DE68923688 D1 DE 68923688D1
Authority
DE
Germany
Prior art keywords
zooming
focusing
zoom lens
lens
units
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
DE68923688T
Other languages
English (en)
Other versions
DE68923688T2 (de
Inventor
Kiyotaka Inadome
Hitoshi Imanari
Kunihiro Fukino
Toru Takayama
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
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 filed Critical Nikon Corp
Application granted granted Critical
Publication of DE68923688D1 publication Critical patent/DE68923688D1/de
Publication of DE68923688T2 publication Critical patent/DE68923688T2/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
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/282—Autofocusing of zoom lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Lens Barrels (AREA)
DE68923688T 1988-12-08 1989-12-08 Zoomlinsenvorrichtung mit Linseneinheiten zum Zoomen und Fokussieren. Expired - Fee Related DE68923688T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31149488 1988-12-08
JP14381989 1989-06-06

Publications (2)

Publication Number Publication Date
DE68923688D1 true DE68923688D1 (de) 1995-09-07
DE68923688T2 DE68923688T2 (de) 1996-03-28

Family

ID=26475440

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68923688T Expired - Fee Related DE68923688T2 (de) 1988-12-08 1989-12-08 Zoomlinsenvorrichtung mit Linseneinheiten zum Zoomen und Fokussieren.

Country Status (3)

Country Link
US (1) US5018843A (de)
EP (1) EP0372976B1 (de)
DE (1) DE68923688T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2559247Y2 (ja) * 1990-01-19 1998-01-14 旭光学工業株式会社 レンズの移動機構
JP2816735B2 (ja) * 1990-02-15 1998-10-27 旭光学工業株式会社 ズームレンズの絞り機構
US5576893A (en) * 1990-11-20 1996-11-19 Canon Kabushiki Kaisha Zoom lens barrel
JP3276171B2 (ja) * 1992-08-17 2002-04-22 旭光学工業株式会社 ズームレンズ鏡筒
JPH0675167A (ja) * 1992-08-28 1994-03-18 Nikon Corp 内焦ズームレンズ系
US5517361A (en) * 1992-12-11 1996-05-14 Nikon Corporation Zoom lens system
US5576894A (en) * 1993-10-21 1996-11-19 Minolta Co., Ltd. Zoom lens barrel based on the vari-focal optical system
US5809348A (en) * 1996-01-26 1998-09-15 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom compact camera
JPH09236749A (ja) * 1996-03-01 1997-09-09 Nikon Corp ズームレンズ系
US5751500A (en) * 1996-07-30 1998-05-12 Eastman Kodak Company Zoom lens mechanism with focus camming mechanism
JP3450670B2 (ja) 1997-10-24 2003-09-29 ペンタックス株式会社 フローティングレンズ鏡筒、レンズ鏡筒及び共用レンズ鏡筒システム
JP2000221377A (ja) * 1999-01-28 2000-08-11 Konica Corp ズームレンズ鏡胴及びカメラ
JP5577309B2 (ja) 2010-09-17 2014-08-20 パナソニック株式会社 ズームレンズ系、レンズ鏡筒、交換レンズ装置及びカメラシステム
WO2018221723A1 (ja) 2017-06-02 2018-12-06 株式会社ニコン レンズ鏡筒及び撮像装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1597417A1 (de) * 1967-10-17 1970-04-23 Schneider Co Optische Werke Entfernungseinstellvorrichtung bei Objektiven fuer kinematographische und Fernseh-Kameras
JPS5569111A (en) * 1978-11-17 1980-05-24 Minolta Camera Co Ltd Single operation ring type zoom lens barrel
JPS6020089Y2 (ja) * 1978-11-17 1985-06-17 ミノルタ株式会社 ズ−ムレンズ鏡胴
JPS574018A (en) * 1980-06-10 1982-01-09 Konishiroku Photo Ind Co Ltd Focusing system for zoom lens
JPS5720713A (en) * 1980-07-11 1982-02-03 Canon Inc Zoom lens
GB2084346B (en) * 1980-08-19 1985-01-30 Konishiroku Photo Ind A lens tube for a high vari-focal ratio zoom lens
DE3304010A1 (de) * 1982-02-10 1983-08-11 Olympus Optical Co., Ltd., Tokyo Variokompaktobjektiv
US4636040A (en) * 1982-02-19 1987-01-13 Minolta Camera Kabushiki Kaisha Zoom lens system
JPS58202416A (ja) * 1982-05-19 1983-11-25 Minolta Camera Co Ltd 広角域を含む高変倍比ズ−ムレンズ系
JPS6026312A (ja) * 1983-07-22 1985-02-09 Olympus Optical Co Ltd ズ−ムレンズ
JPH0652333B2 (ja) * 1983-08-19 1994-07-06 ミノルタカメラ株式会社 ズ−ムレンズ鏡胴
EP0273382B1 (de) * 1986-12-27 1993-03-10 Victor Company Of Japan, Limited Antriebsregelung der Zoomlinse in einem System veränderlicher Brennweite

Also Published As

Publication number Publication date
EP0372976A1 (de) 1990-06-13
US5018843A (en) 1991-05-28
DE68923688T2 (de) 1996-03-28
EP0372976B1 (de) 1995-08-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: WESER & KOLLEGEN, 81245 MUENCHEN

8339 Ceased/non-payment of the annual fee