JPH0435817B2 - - Google Patents

Info

Publication number
JPH0435817B2
JPH0435817B2 JP59119074A JP11907484A JPH0435817B2 JP H0435817 B2 JPH0435817 B2 JP H0435817B2 JP 59119074 A JP59119074 A JP 59119074A JP 11907484 A JP11907484 A JP 11907484A JP H0435817 B2 JPH0435817 B2 JP H0435817B2
Authority
JP
Japan
Prior art keywords
objective lens
drive
support
movable member
optical axis
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
JP59119074A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60263348A (ja
Inventor
Yoshio Matsuwake
Masao Ookita
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Priority to JP11907484A priority Critical patent/JPS60263348A/ja
Publication of JPS60263348A publication Critical patent/JPS60263348A/ja
Publication of JPH0435817B2 publication Critical patent/JPH0435817B2/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)
JP11907484A 1984-06-12 1984-06-12 対物レンズ駆動装置 Granted JPS60263348A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11907484A JPS60263348A (ja) 1984-06-12 1984-06-12 対物レンズ駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11907484A JPS60263348A (ja) 1984-06-12 1984-06-12 対物レンズ駆動装置

Publications (2)

Publication Number Publication Date
JPS60263348A JPS60263348A (ja) 1985-12-26
JPH0435817B2 true JPH0435817B2 (en]) 1992-06-12

Family

ID=14752234

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11907484A Granted JPS60263348A (ja) 1984-06-12 1984-06-12 対物レンズ駆動装置

Country Status (1)

Country Link
JP (1) JPS60263348A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6325840A (ja) * 1986-07-17 1988-02-03 Nippon Sheet Glass Co Ltd 光ピツクアツプ
JPH0748264B2 (ja) * 1986-12-08 1995-05-24 キヤノン株式会社 光学系駆動装置
JPH0212619A (ja) * 1988-06-30 1990-01-17 Nec Corp 対物レンズアクチュエータ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57198551A (en) * 1981-07-09 1982-12-06 Sony Corp Supporting device for optical system
JPS5875344U (ja) * 1981-11-18 1983-05-21 パイオニア株式会社 ダンパ−材

Also Published As

Publication number Publication date
JPS60263348A (ja) 1985-12-26

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