DE69423314T2 - Objektivlinsenverstelleinrichtung und Spule dafür - Google Patents

Objektivlinsenverstelleinrichtung und Spule dafür

Info

Publication number
DE69423314T2
DE69423314T2 DE69423314T DE69423314T DE69423314T2 DE 69423314 T2 DE69423314 T2 DE 69423314T2 DE 69423314 T DE69423314 T DE 69423314T DE 69423314 T DE69423314 T DE 69423314T DE 69423314 T2 DE69423314 T2 DE 69423314T2
Authority
DE
Germany
Prior art keywords
objective lens
adjustment device
lens adjustment
coil therefor
therefor
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
DE69423314T
Other languages
English (en)
Other versions
DE69423314D1 (de
Inventor
Koji Mitsumori
Takamichi Tomiyama
Keiichi Shibata
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69423314D1 publication Critical patent/DE69423314D1/de
Application granted granted Critical
Publication of DE69423314T2 publication Critical patent/DE69423314T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0935—Details of the moving parts
DE69423314T 1993-12-22 1994-12-21 Objektivlinsenverstelleinrichtung und Spule dafür Expired - Lifetime DE69423314T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP34612193A JP3319481B2 (ja) 1993-12-22 1993-12-22 対物レンズ駆動装置及びこれを利用した光ディスク装置

Publications (2)

Publication Number Publication Date
DE69423314D1 DE69423314D1 (de) 2000-04-13
DE69423314T2 true DE69423314T2 (de) 2000-07-13

Family

ID=18381278

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423314T Expired - Lifetime DE69423314T2 (de) 1993-12-22 1994-12-21 Objektivlinsenverstelleinrichtung und Spule dafür

Country Status (7)

Country Link
US (1) US5535059A (de)
EP (1) EP0660312B1 (de)
JP (1) JP3319481B2 (de)
KR (1) KR100338169B1 (de)
CN (1) CN1059046C (de)
DE (1) DE69423314T2 (de)
MY (1) MY116342A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5677899A (en) 1991-02-15 1997-10-14 Discovision Associates Method for moving carriage assembly from initial position to target position relative to storage medium
US6236625B1 (en) 1991-02-15 2001-05-22 Discovision Associates Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
US5729511A (en) 1991-02-15 1998-03-17 Discovision Associates Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
CN1069988C (zh) * 1994-09-20 2001-08-22 松下电器产业株式会社 物镜促动器
JP3401965B2 (ja) * 1994-11-18 2003-04-28 ソニー株式会社 二軸アクチュエータ
JPH08167158A (ja) * 1994-12-13 1996-06-25 Sony Corp 二軸アクチュエータ
US6434087B1 (en) 1995-01-25 2002-08-13 Discovision Associates Optical disc system and method for controlling bias coil and light source to process information on a storage medium
JPH08235627A (ja) * 1995-02-28 1996-09-13 Sony Corp 光学ピックアップ装置
EP0735526B1 (de) * 1995-03-31 1998-05-20 Daewoo Electronics Co., Ltd Optisches Abtastgerät
JPH09190644A (ja) * 1996-01-09 1997-07-22 Pioneer Electron Corp レンズ駆動装置及びその製造方法
US5640279A (en) * 1996-06-07 1997-06-17 Eastman Kodak Company Beam splitter for optical reading and writing actuator
KR200168981Y1 (ko) * 1997-08-27 2000-02-01 윤종용 광픽업의 대물렌즈 구동장치
JP2001195756A (ja) * 2000-01-14 2001-07-19 Sankyo Seiki Mfg Co Ltd 光ピックアップ装置およびその製造方法
TW563875U (en) * 2000-10-24 2003-11-21 Discovision Ass Improved magnetic movable positioning device
KR100518873B1 (ko) * 2000-11-04 2005-09-30 엘지전자 주식회사 광 픽업 액츄에이터
US20040223423A1 (en) * 2002-04-11 2004-11-11 Shiro Tsuda Optical pick-up actuator and method for assembling an optical pick-up actuator
US20070079318A1 (en) * 2003-11-25 2007-04-05 Koninklijke Philips Electronics N.V. Method of manufacturing at least one actuator, as well as a lead frame, optical reading and/or writing head, and an optical reading and/or writing device
JP6410474B2 (ja) * 2014-05-28 2018-10-24 日本電産サンキョー株式会社 コイルユニット、駆動機構、巻線装置および巻線方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5656140A (en) * 1979-10-11 1981-05-18 Matsushita Electric Ind Co Ltd Connecting method of lead wire of rotary electric machine
JPS57103131A (en) * 1980-12-18 1982-06-26 Sony Corp Biaxial driver
JPS6020023U (ja) * 1983-07-15 1985-02-12 アルプス電気株式会社 光学式ピツクアツプにおける支持装置
JPS6095735A (ja) * 1983-10-31 1985-05-29 Hitachi Ltd 対物レンズ駆動装置
JPS60239939A (ja) * 1984-05-14 1985-11-28 Hitachi Ltd 対物レンズ駆動装置
JPS6123307A (ja) * 1984-07-11 1986-01-31 Kijima Musen Kk 電気巻線部品におけるピン状端子
JPH0668843B2 (ja) * 1985-08-16 1994-08-31 ソニー株式会社 光学ピツクアツプ装置
DE3789099T2 (de) * 1986-12-26 1994-07-14 Toshiba Kawasaki Kk Steuerungsgerät für Objektivlinse.
JPS63195834A (ja) * 1987-02-10 1988-08-12 Pioneer Electronic Corp 可動体支持装置
JPS63219113A (ja) * 1987-03-06 1988-09-12 Matsushita Electric Ind Co Ltd コイル部品の製造方法
US5073883A (en) * 1988-01-27 1991-12-17 Sony Corporation Objective lens driving apparatus including parallalogram structure
JP2684738B2 (ja) * 1988-12-29 1997-12-03 ソニー株式会社 対物レンズ駆動装置
JP2684762B2 (ja) * 1989-04-20 1997-12-03 ソニー株式会社 対物レンズ駆動装置
JP2728496B2 (ja) * 1989-04-21 1998-03-18 株式会社日立製作所 対物レンズ駆動装置
JPH0320005A (ja) * 1989-05-16 1991-01-29 Matsushita Electric Ind Co Ltd コイル部品
JPH0322509A (ja) * 1989-06-20 1991-01-30 Tokyo Electric Co Ltd コイルの製造方法及びボビン
JP2798719B2 (ja) * 1989-08-15 1998-09-17 オリンパス光学工業株式会社 光学系支持装置
JP2765633B2 (ja) * 1989-11-02 1998-06-18 オリンパス光学工業株式会社 光学系支持装置
JP3048243B2 (ja) * 1990-05-26 2000-06-05 パイオニア株式会社 光ピックアップ
JPH0478005A (ja) * 1990-07-12 1992-03-12 Canon Electron Inc 巻線ボビン端子
JP2761972B2 (ja) * 1990-08-21 1998-06-04 株式会社日立製作所 対物レンズ駆動装置及び光ディスク装置
US5313334A (en) * 1991-07-29 1994-05-17 Sony Corporation Objective lens moving actuator
KR950004797B1 (ko) * 1991-12-31 1995-05-10 삼성전자주식회사 레이져 디스크 플레이어의 광픽업 장치
JP3208751B2 (ja) * 1993-03-23 2001-09-17 ソニー株式会社 光学ピックアップ

Also Published As

Publication number Publication date
EP0660312B1 (de) 2000-03-08
EP0660312A1 (de) 1995-06-28
MY116342A (en) 2004-01-31
CN1059046C (zh) 2000-11-29
KR100338169B1 (ko) 2002-10-31
JP3319481B2 (ja) 2002-09-03
JPH07182671A (ja) 1995-07-21
KR950020476A (ko) 1995-07-24
CN1111790A (zh) 1995-11-15
DE69423314D1 (de) 2000-04-13
US5535059A (en) 1996-07-09

Similar Documents

Publication Publication Date Title
DE69423314T2 (de) Objektivlinsenverstelleinrichtung und Spule dafür
DE69220713D1 (de) Objectivlinsenhalterung und Objectivlinsenantriebsgerät
DE59409859D1 (de) Verstellvorrichtung
DE69524660T2 (de) Linsenkontrollvorrichtung
DE69219735D1 (de) Optische Abtasteinrichtung und Fokusservoeinrichtung dafür
DE69407453D1 (de) Blendenvorrichtung
DE69428617D1 (de) Elektromagnetische Justiervorrichtung
DE59407742D1 (de) Verstellvorrichtung
DE69326106D1 (de) Objektivkontrollgerät
DE69430111T2 (de) Objektivfixationseinrichtung
DE69313489T2 (de) Fokusjustiergerät
DE69519050D1 (de) Linsenkontrollvorrichtung
DE69635494D1 (de) Optisches steuerungsverfahren und optische steuerungsvorrichtung
BR9701083A (pt) Dispositivo de lente objetiva e unidade leitora ótica incorporando o mesmo
DE59308042D1 (de) Ophthalmologisches Gerät
DE69229372D1 (de) Optische Schalteinrichtung und Steuerverfahren dafür
DE69319794D1 (de) Autofokus-Vorrichtung
DE69202566D1 (de) Schwingpupille-autofokusverfahren und geraet.
DE69730574D1 (de) Optisches Lesegerät und Stativ dafür
DE69517608T2 (de) Zoomobjektivvorrichtung
KR930020554U (ko) 액튜에이터 대물렌즈 조정장치
KR960008902U (ko) 촛점거리 조정장치
KR950009591U (ko) 소프트렌즈 열소독 장치
KR950002055U (ko) 광 픽업의 광축 조정장치
KR940021131U (ko) 자동촛점 조절장치

Legal Events

Date Code Title Description
8364 No opposition during term of opposition