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JPH0145143B2 - - Google Patents

Info

Publication number
JPH0145143B2
JPH0145143B2 JP57064338A JP6433882A JPH0145143B2 JP H0145143 B2 JPH0145143 B2 JP H0145143B2 JP 57064338 A JP57064338 A JP 57064338A JP 6433882 A JP6433882 A JP 6433882A JP H0145143 B2 JPH0145143 B2 JP H0145143B2
Authority
JP
Japan
Prior art keywords
objective lens
lens holding
rigid
holding member
support member
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
Application number
JP57064338A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58182137A (ja
Inventor
Masayuki Ito
Tsuneo Hirose
Shinichi Tanaka
Hiroyuki Nakamura
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 JP6433882A priority Critical patent/JPS58182137A/ja
Publication of JPS58182137A publication Critical patent/JPS58182137A/ja
Publication of JPH0145143B2 publication Critical patent/JPH0145143B2/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)
JP6433882A 1982-04-16 1982-04-16 光学式ディスク再生装置の対物レンズ保持装置 Granted JPS58182137A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6433882A JPS58182137A (ja) 1982-04-16 1982-04-16 光学式ディスク再生装置の対物レンズ保持装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6433882A JPS58182137A (ja) 1982-04-16 1982-04-16 光学式ディスク再生装置の対物レンズ保持装置

Publications (2)

Publication Number Publication Date
JPS58182137A JPS58182137A (ja) 1983-10-25
JPH0145143B2 true JPH0145143B2 (es) 1989-10-02

Family

ID=13255350

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6433882A Granted JPS58182137A (ja) 1982-04-16 1982-04-16 光学式ディスク再生装置の対物レンズ保持装置

Country Status (1)

Country Link
JP (1) JPS58182137A (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4587466A (en) * 1982-12-09 1986-05-06 Magnetic Peripherals Two axis linear motor for optical focusing and tracking system in optical recording
JPS60191441A (ja) * 1984-03-09 1985-09-28 Toshiba Corp 光学ヘツド装置
NL8403052A (nl) * 1984-10-08 1986-05-01 Philips Nv Optische inrichting.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55146636A (en) * 1979-04-27 1980-11-15 Olympus Optical Co Ltd Objective lens driver

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55146636A (en) * 1979-04-27 1980-11-15 Olympus Optical Co Ltd Objective lens driver

Also Published As

Publication number Publication date
JPS58182137A (ja) 1983-10-25

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