JPS6341136B2 - - Google Patents

Info

Publication number
JPS6341136B2
JPS6341136B2 JP5950779A JP5950779A JPS6341136B2 JP S6341136 B2 JPS6341136 B2 JP S6341136B2 JP 5950779 A JP5950779 A JP 5950779A JP 5950779 A JP5950779 A JP 5950779A JP S6341136 B2 JPS6341136 B2 JP S6341136B2
Authority
JP
Japan
Prior art keywords
optical
rotating body
deviation
pickup device
photodetector
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
JP5950779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55153138A (en
Inventor
Kenjiro Kime
Kazuo Okada
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 JP5950779A priority Critical patent/JPS55153138A/ja
Publication of JPS55153138A publication Critical patent/JPS55153138A/ja
Publication of JPS6341136B2 publication Critical patent/JPS6341136B2/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
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP5950779A 1979-05-14 1979-05-14 Optical pickup unit Granted JPS55153138A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5950779A JPS55153138A (en) 1979-05-14 1979-05-14 Optical pickup unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5950779A JPS55153138A (en) 1979-05-14 1979-05-14 Optical pickup unit

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP13630189A Division JPH0249222A (ja) 1989-05-30 1989-05-30 光学式ピツクアツプ装置

Publications (2)

Publication Number Publication Date
JPS55153138A JPS55153138A (en) 1980-11-28
JPS6341136B2 true JPS6341136B2 (enExample) 1988-08-16

Family

ID=13115235

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5950779A Granted JPS55153138A (en) 1979-05-14 1979-05-14 Optical pickup unit

Country Status (1)

Country Link
JP (1) JPS55153138A (enExample)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5826331A (ja) * 1981-08-11 1983-02-16 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPS58200438A (ja) * 1982-05-18 1983-11-22 Nippon Sheet Glass Co Ltd 光ピツクアツプ
JPS5924124U (ja) * 1982-07-31 1984-02-15 株式会社クボタ 廃水処理用反応槽
JPS59193550A (ja) * 1983-04-19 1984-11-02 Nec Corp 光デイスクシステムにおけるトラツク追従装置
JPS59207439A (ja) * 1983-05-12 1984-11-24 Nec Corp 光デイスクシステムにおけるビ−ムアクセス装置
DE3324861C2 (de) * 1983-07-09 1986-02-13 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Lesevorrichtung zum optischen Abtasten von auf einem bewegten plattenförmigen Träger aufgezeichneten Informationen
JPS60182519A (ja) * 1984-03-01 1985-09-18 Aiwa Co Ltd 光学ピックアップ装置
JPS60183918U (ja) * 1984-05-16 1985-12-06 日本コロムビア株式会社 デイスクプレ−ヤ
JPS6175827U (enExample) * 1984-10-23 1986-05-22
JPS61196433A (ja) * 1985-02-25 1986-08-30 Fujitsu Ltd トラツキング用アクチユエ−タ
JPS61198436A (ja) * 1985-02-28 1986-09-02 Matsushita Electric Ind Co Ltd 対物レンズ位置検出装置
JPH0652580B2 (ja) * 1985-03-29 1994-07-06 ソニー株式会社 光ピツクアツプのトラツキングサ−ボ装置
JP2524773Y2 (ja) * 1985-07-05 1997-02-05 ソニー株式会社 光学ピツクアツプの位置検出装置
JPH0740364B2 (ja) * 1985-08-08 1995-05-01 オリンパス光学工業株式会社 光学式ピツクアツプ
JPS6266427A (ja) * 1985-09-18 1987-03-25 Fujitsu Ltd 光デイスク装置のポジシヨナ駆動方式
JPS6276033A (ja) * 1985-09-30 1987-04-08 Ricoh Co Ltd 光ピツクアツプ
JP2574230B2 (ja) * 1985-11-28 1997-01-22 松下電器産業株式会社 変位検出装置
JPS62162241A (ja) * 1986-01-09 1987-07-18 Nec Corp レンズアクチユエ−タ
JPS62246151A (ja) * 1986-04-18 1987-10-27 Asahi Optical Co Ltd 光ピツクアツプ
JPS62248140A (ja) * 1986-04-21 1987-10-29 Asahi Optical Co Ltd 光ピツクアツプ
JPS632220U (enExample) * 1986-06-19 1988-01-08
JPS6448238A (en) * 1987-08-19 1989-02-22 Canon Kk Optical system driving device
JPH0198132A (ja) * 1987-10-12 1989-04-17 Canon Inc 光学系駆動装置
JP2545410B2 (ja) * 1987-10-13 1996-10-16 キヤノン株式会社 光学系駆動装置
US5260923A (en) * 1988-02-29 1993-11-09 Canon Kabushiki Kaisha Optical information processing apparatus in which an optical head is moved in accordance with a lens positional signal eliminating an eccentric component therefrom
JPH0249222A (ja) * 1989-05-30 1990-02-19 Mitsubishi Electric Corp 光学式ピツクアツプ装置
JP2606545B2 (ja) * 1993-04-02 1997-05-07 株式会社日立製作所 情報記憶装置
JP2667968B2 (ja) * 1995-09-25 1997-10-27 株式会社日立製作所 光ディスク装置

Also Published As

Publication number Publication date
JPS55153138A (en) 1980-11-28

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