JPS6142327B2 - - Google Patents

Info

Publication number
JPS6142327B2
JPS6142327B2 JP6767577A JP6767577A JPS6142327B2 JP S6142327 B2 JPS6142327 B2 JP S6142327B2 JP 6767577 A JP6767577 A JP 6767577A JP 6767577 A JP6767577 A JP 6767577A JP S6142327 B2 JPS6142327 B2 JP S6142327B2
Authority
JP
Japan
Prior art keywords
optical fiber
light
rotating body
recording medium
recording
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
JP6767577A
Other languages
English (en)
Japanese (ja)
Other versions
JPS542104A (en
Inventor
Akihiro Sakata
Tadashi Nagaoka
Ryoichi Imanaka
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 JP6767577A priority Critical patent/JPS542104A/ja
Publication of JPS542104A publication Critical patent/JPS542104A/ja
Publication of JPS6142327B2 publication Critical patent/JPS6142327B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Automatic Focus Adjustment (AREA)
  • Optical Recording Or Reproduction (AREA)
JP6767577A 1977-06-07 1977-06-07 Face run-out detector of rotating bodies Granted JPS542104A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6767577A JPS542104A (en) 1977-06-07 1977-06-07 Face run-out detector of rotating bodies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6767577A JPS542104A (en) 1977-06-07 1977-06-07 Face run-out detector of rotating bodies

Publications (2)

Publication Number Publication Date
JPS542104A JPS542104A (en) 1979-01-09
JPS6142327B2 true JPS6142327B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-09-20

Family

ID=13351799

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6767577A Granted JPS542104A (en) 1977-06-07 1977-06-07 Face run-out detector of rotating bodies

Country Status (1)

Country Link
JP (1) JPS542104A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58162833A (ja) * 1982-03-23 1983-09-27 Olympus Optical Co Ltd 光センサ
JPS58162832A (ja) * 1982-03-23 1983-09-27 Olympus Optical Co Ltd 光センサ
JPS58211110A (ja) * 1982-06-02 1983-12-08 Olympus Optical Co Ltd 内視鏡用合焦検出装置

Also Published As

Publication number Publication date
JPS542104A (en) 1979-01-09

Similar Documents

Publication Publication Date Title
CZ279946B6 (cs) Zařízení pro záznam informačního signálu
JP2001023190A (ja) 露光装置、露光方法、光ディスク装置、及び記録及び／又は再生方法
JPH0243256B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US4381557A (en) Optical focus sensor
JPS6142327B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR19980076687A (ko) 근접장 광학현상을 이용한 광 저장장치 및 이를 이용한 트랙킹 제어방법
JPH11144273A (ja) ガルバノミラーの偏向角検出装置
JP2613200B2 (ja) 光デイスク原盤作製装置
US6160774A (en) Position sensor for tracking system for optical data storage
JPH11144274A (ja) ガルバノミラーの偏向角検出装置
JPH11512211A (ja) 記録媒体上の情報トラックを走査する装置
JPS61931A (ja) 光学式記録再生装置
JPS6114575B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS632999Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP2700575B2 (ja) 光ピックアップ装置
US4863228A (en) Apparatus and a method of deflecting laser convergent light
JP2706549B2 (ja) 光ディスク装置の光学ヘッド
JP2583569B2 (ja) 光ヘッド装置
JPH0664751B2 (ja) トラッキング制御装置
JPH0570210B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0718020Y2 (ja) 光学式消去ヘッド
JP2501870Y2 (ja) 光ディスクテストシステム
JP2664386B2 (ja) 光学的情報記録再生装置
JPH02154317A (ja) 磁気記録装置
JPS6114576B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)