JPH0462135B2 - - Google Patents

Info

Publication number
JPH0462135B2
JPH0462135B2 JP58122934A JP12293483A JPH0462135B2 JP H0462135 B2 JPH0462135 B2 JP H0462135B2 JP 58122934 A JP58122934 A JP 58122934A JP 12293483 A JP12293483 A JP 12293483A JP H0462135 B2 JPH0462135 B2 JP H0462135B2
Authority
JP
Japan
Prior art keywords
movable holder
optical means
holder
support shaft
disk
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
JP58122934A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6015835A (ja
Inventor
Kenjiro Kime
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP12293483A priority Critical patent/JPS6015835A/ja
Publication of JPS6015835A publication Critical patent/JPS6015835A/ja
Publication of JPH0462135B2 publication Critical patent/JPH0462135B2/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

  • Automatic Focus Adjustment (AREA)
  • Optical Recording Or Reproduction (AREA)
JP12293483A 1983-07-05 1983-07-05 光学手段駆動装置 Granted JPS6015835A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12293483A JPS6015835A (ja) 1983-07-05 1983-07-05 光学手段駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12293483A JPS6015835A (ja) 1983-07-05 1983-07-05 光学手段駆動装置

Publications (2)

Publication Number Publication Date
JPS6015835A JPS6015835A (ja) 1985-01-26
JPH0462135B2 true JPH0462135B2 (enrdf_load_stackoverflow) 1992-10-05

Family

ID=14848222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12293483A Granted JPS6015835A (ja) 1983-07-05 1983-07-05 光学手段駆動装置

Country Status (1)

Country Link
JP (1) JPS6015835A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57210457A (en) * 1981-06-22 1982-12-24 Sony Corp Objective lense device

Also Published As

Publication number Publication date
JPS6015835A (ja) 1985-01-26

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