DE3853986D1 - Antriebsvorrichtung für ein Zoomobjektiv. - Google Patents

Antriebsvorrichtung für ein Zoomobjektiv.

Info

Publication number
DE3853986D1
DE3853986D1 DE3853986T DE3853986T DE3853986D1 DE 3853986 D1 DE3853986 D1 DE 3853986D1 DE 3853986 T DE3853986 T DE 3853986T DE 3853986 T DE3853986 T DE 3853986T DE 3853986 D1 DE3853986 D1 DE 3853986D1
Authority
DE
Germany
Prior art keywords
drive device
zoom lens
zoom
lens
drive
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 - Lifetime
Application number
DE3853986T
Other languages
English (en)
Other versions
DE3853986T2 (de
Inventor
Yoshiaki Hirao
Ryuichiro Kuga
Masayuki Yoneyama
Shusuke Ono
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE3853986D1 publication Critical patent/DE3853986D1/de
Publication of DE3853986T2 publication Critical patent/DE3853986T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0046—Movement of one or more optical elements for zooming

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Automatic Focus Adjustment (AREA)
DE3853986T 1987-12-28 1988-12-28 Antriebsvorrichtung für ein Zoomobjektiv. Expired - Lifetime DE3853986T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62331913A JP2956053B2 (ja) 1987-12-28 1987-12-28 ズーム駆動装置

Publications (2)

Publication Number Publication Date
DE3853986D1 true DE3853986D1 (de) 1995-07-20
DE3853986T2 DE3853986T2 (de) 1996-02-08

Family

ID=18249035

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3853986T Expired - Lifetime DE3853986T2 (de) 1987-12-28 1988-12-28 Antriebsvorrichtung für ein Zoomobjektiv.

Country Status (4)

Country Link
EP (1) EP0323237B1 (de)
JP (1) JP2956053B2 (de)
KR (1) KR910007515B1 (de)
DE (1) DE3853986T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01314607A (ja) * 1988-06-13 1989-12-19 Bridgestone Corp 空気入りタイヤ
JPH03109513A (ja) * 1989-09-25 1991-05-09 Hitachi Ltd リアフォーカス方式ズームレンズの自動合焦装置
JPH03237413A (ja) * 1990-02-15 1991-10-23 Asahi Optical Co Ltd 電動焦点距離変更装置
JP5352603B2 (ja) * 2011-02-14 2013-11-27 日本航空電子工業株式会社 カメラスタビライザ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS574018A (en) * 1980-06-10 1982-01-09 Konishiroku Photo Ind Co Ltd Focusing system for zoom lens
JPS5937509A (ja) * 1982-08-27 1984-03-01 Nippon Kogaku Kk <Nikon> 自動合焦可能なズ−ムレンズ
JPS60108814A (ja) * 1983-11-18 1985-06-14 Matsushita Electric Ind Co Ltd レンズ移動装置
JPS60218613A (ja) * 1984-04-16 1985-11-01 Canon Inc 自動焦点装置
JPH0654366B2 (ja) * 1985-05-20 1994-07-20 ウエスト電気株式会社 ズ−ミング方法およびズ−ミング装置
JPH0612371B2 (ja) * 1985-09-09 1994-02-16 ウエスト電気株式会社 前玉固定ズ−ムレンズにおける合焦レンズ移動装置

Also Published As

Publication number Publication date
EP0323237A2 (de) 1989-07-05
KR890011389A (ko) 1989-08-14
DE3853986T2 (de) 1996-02-08
JP2956053B2 (ja) 1999-10-04
JPH01172914A (ja) 1989-07-07
EP0323237B1 (de) 1995-06-14
KR910007515B1 (ko) 1991-09-26
EP0323237A3 (de) 1991-02-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition