JPS58182138A - 対物レンズ駆動装置 - Google Patents

対物レンズ駆動装置

Info

Publication number
JPS58182138A
JPS58182138A JP6433982A JP6433982A JPS58182138A JP S58182138 A JPS58182138 A JP S58182138A JP 6433982 A JP6433982 A JP 6433982A JP 6433982 A JP6433982 A JP 6433982A JP S58182138 A JPS58182138 A JP S58182138A
Authority
JP
Japan
Prior art keywords
holding member
objective lens
coil
tracking
elastic
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.)
Granted
Application number
JP6433982A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0145141B2 (nl
Inventor
Masayuki Ito
正之 伊藤
Tsuneo Hirose
広瀬　凡夫
Shinichi Tanaka
伸一 田中
Hiroyuki Nakamura
裕行 中村
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
Priority to JP6433982A priority Critical patent/JPS58182138A/ja
Publication of JPS58182138A publication Critical patent/JPS58182138A/ja
Publication of JPH0145141B2 publication Critical patent/JPH0145141B2/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
    • G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP6433982A 1982-04-16 1982-04-16 対物レンズ駆動装置 Granted JPS58182138A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6433982A JPS58182138A (ja) 1982-04-16 1982-04-16 対物レンズ駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6433982A JPS58182138A (ja) 1982-04-16 1982-04-16 対物レンズ駆動装置

Publications (2)

Publication Number Publication Date
JPS58182138A true JPS58182138A (ja) 1983-10-25
JPH0145141B2 JPH0145141B2 (nl) 1989-10-02

Family

ID=13255379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6433982A Granted JPS58182138A (ja) 1982-04-16 1982-04-16 対物レンズ駆動装置

Country Status (1)

Country Link
JP (1) JPS58182138A (nl)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4616355A (en) * 1983-09-26 1986-10-07 Kabushiki Kaisha Toshiba Optical head device
US8166495B2 (en) * 2006-05-24 2012-04-24 Hitachi Media Electronics Co., Ltd. Optical pickup

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819743A (ja) * 1981-07-24 1983-02-04 Pioneer Video Corp 記録情報読取装置における光学系駆動装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819743A (ja) * 1981-07-24 1983-02-04 Pioneer Video Corp 記録情報読取装置における光学系駆動装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4616355A (en) * 1983-09-26 1986-10-07 Kabushiki Kaisha Toshiba Optical head device
US8166495B2 (en) * 2006-05-24 2012-04-24 Hitachi Media Electronics Co., Ltd. Optical pickup

Also Published As

Publication number Publication date
JPH0145141B2 (nl) 1989-10-02

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