JPH0425613B2 - - Google Patents

Info

Publication number
JPH0425613B2
JPH0425613B2 JP59036032A JP3603284A JPH0425613B2 JP H0425613 B2 JPH0425613 B2 JP H0425613B2 JP 59036032 A JP59036032 A JP 59036032A JP 3603284 A JP3603284 A JP 3603284A JP H0425613 B2 JPH0425613 B2 JP H0425613B2
Authority
JP
Japan
Prior art keywords
objective lens
spring
leaf spring
vibration
vibration absorbing
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
JP59036032A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60182024A (ja
Inventor
Koji Ichikawa
Akira Saito
Norya Kaneda
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3603284A priority Critical patent/JPS60182024A/ja
Publication of JPS60182024A publication Critical patent/JPS60182024A/ja
Publication of JPH0425613B2 publication Critical patent/JPH0425613B2/ja
Granted 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
    • 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
    • G11B7/0932—Details of sprung supports

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP3603284A 1984-02-29 1984-02-29 対物レンズ駆動装置 Granted JPS60182024A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3603284A JPS60182024A (ja) 1984-02-29 1984-02-29 対物レンズ駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3603284A JPS60182024A (ja) 1984-02-29 1984-02-29 対物レンズ駆動装置

Publications (2)

Publication Number Publication Date
JPS60182024A JPS60182024A (ja) 1985-09-17
JPH0425613B2 true JPH0425613B2 (de) 1992-05-01

Family

ID=12458370

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3603284A Granted JPS60182024A (ja) 1984-02-29 1984-02-29 対物レンズ駆動装置

Country Status (1)

Country Link
JP (1) JPS60182024A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1950591A1 (de) * 2007-01-23 2008-07-30 Tdk Taiwan Corp. Verfahren und Anordnung zur Unterdrückung der Antwortzeit einer Linsenfokussierungsstruktur
JP6346829B2 (ja) * 2014-09-03 2018-06-20 アルプス電気株式会社 レンズ駆動装置
TWI585484B (zh) * 2015-12-01 2017-06-01 台灣東電化股份有限公司 鏡頭驅動裝置
JP6568034B2 (ja) * 2016-09-28 2019-08-28 新思考電機有限公司 レンズ駆動装置、カメラ装置及び電子機器
CN113031375B (zh) * 2021-03-18 2022-09-30 深圳市火乐科技发展有限公司 光学组件及投影设备

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5860438A (ja) * 1981-10-05 1983-04-09 Mitsubishi Electric Corp 集光レンズ支持装置
JPS58168021A (ja) * 1982-03-29 1983-10-04 Hitachi Ltd レンズ支持体

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5860438A (ja) * 1981-10-05 1983-04-09 Mitsubishi Electric Corp 集光レンズ支持装置
JPS58168021A (ja) * 1982-03-29 1983-10-04 Hitachi Ltd レンズ支持体

Also Published As

Publication number Publication date
JPS60182024A (ja) 1985-09-17

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