JPS60182525A - 光学式デイスク読出装置の対物レンズクリ−ナ - Google Patents

光学式デイスク読出装置の対物レンズクリ−ナ

Info

Publication number
JPS60182525A
JPS60182525A JP59039905A JP3990584A JPS60182525A JP S60182525 A JPS60182525 A JP S60182525A JP 59039905 A JP59039905 A JP 59039905A JP 3990584 A JP3990584 A JP 3990584A JP S60182525 A JPS60182525 A JP S60182525A
Authority
JP
Japan
Prior art keywords
objective lens
brush
lens
disc
dust
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
JP59039905A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0531217B2 (enExample
Inventor
Kazutomi Odagi
小田木　一冨
Ryoichi Imanaka
良一 今中
Toshio Yoshimatsu
吉松　敏夫
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 JP59039905A priority Critical patent/JPS60182525A/ja
Publication of JPS60182525A publication Critical patent/JPS60182525A/ja
Publication of JPH0531217B2 publication Critical patent/JPH0531217B2/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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/41—Cleaning of heads

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
JP59039905A 1984-03-01 1984-03-01 光学式デイスク読出装置の対物レンズクリ−ナ Granted JPS60182525A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59039905A JPS60182525A (ja) 1984-03-01 1984-03-01 光学式デイスク読出装置の対物レンズクリ−ナ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59039905A JPS60182525A (ja) 1984-03-01 1984-03-01 光学式デイスク読出装置の対物レンズクリ−ナ

Publications (2)

Publication Number Publication Date
JPS60182525A true JPS60182525A (ja) 1985-09-18
JPH0531217B2 JPH0531217B2 (enExample) 1993-05-12

Family

ID=12565970

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59039905A Granted JPS60182525A (ja) 1984-03-01 1984-03-01 光学式デイスク読出装置の対物レンズクリ−ナ

Country Status (1)

Country Link
JP (1) JPS60182525A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6224449A (ja) * 1985-07-25 1987-02-02 Sony Corp 光学ヘツドの対物レンズクリ−ニング装置
JPS6430085A (en) * 1987-07-27 1989-01-31 Toshiba Corp Optical information processor
JPH0848105A (ja) * 1994-08-04 1996-02-20 Supiide Star:Kk 自動車用のツーピースホイールとその製造方法
JP2009299837A (ja) * 2008-06-16 2009-12-24 Jtekt Corp ピンタイプ保持器

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6224449A (ja) * 1985-07-25 1987-02-02 Sony Corp 光学ヘツドの対物レンズクリ−ニング装置
JPS6430085A (en) * 1987-07-27 1989-01-31 Toshiba Corp Optical information processor
JPH0848105A (ja) * 1994-08-04 1996-02-20 Supiide Star:Kk 自動車用のツーピースホイールとその製造方法
JP2009299837A (ja) * 2008-06-16 2009-12-24 Jtekt Corp ピンタイプ保持器

Also Published As

Publication number Publication date
JPH0531217B2 (enExample) 1993-05-12

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term