JPS61177648A - 光学ヘッドのトラッキング制御装置 - Google Patents

光学ヘッドのトラッキング制御装置

Info

Publication number
JPS61177648A
JPS61177648A JP60018024A JP1802485A JPS61177648A JP S61177648 A JPS61177648 A JP S61177648A JP 60018024 A JP60018024 A JP 60018024A JP 1802485 A JP1802485 A JP 1802485A JP S61177648 A JPS61177648 A JP S61177648A
Authority
JP
Japan
Prior art keywords
mirror
control
objective lens
optical
actuator
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
JP60018024A
Other languages
English (en)
Japanese (ja)
Other versions
JPH051533B2 (enrdf_load_stackoverflow
Inventor
Shigeru Arai
茂 荒井
Toshitaka Iwamoto
岩本　敏孝
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP60018024A priority Critical patent/JPS61177648A/ja
Priority to KR8600396A priority patent/KR900002996B1/ko
Priority to CA000500703A priority patent/CA1255385A/en
Priority to US06/824,277 priority patent/US4782474A/en
Priority to EP86101279A priority patent/EP0189932B1/en
Priority to DE8686101279T priority patent/DE3686589T2/de
Publication of JPS61177648A publication Critical patent/JPS61177648A/ja
Publication of JPH051533B2 publication Critical patent/JPH051533B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP60018024A 1985-01-31 1985-01-31 光学ヘッドのトラッキング制御装置 Granted JPS61177648A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP60018024A JPS61177648A (ja) 1985-01-31 1985-01-31 光学ヘッドのトラッキング制御装置
KR8600396A KR900002996B1 (en) 1985-01-31 1986-01-22 Recording or reproducing apparatus by optical means
CA000500703A CA1255385A (en) 1985-01-31 1986-01-30 Track servo system for controllably projecting an optical beam to an optical disk
US06/824,277 US4782474A (en) 1985-01-31 1986-01-30 Tracking servo system for controllably projecting an optical beam on an optical disk
EP86101279A EP0189932B1 (en) 1985-01-31 1986-01-31 Track servo system for controllably projecting an optical beam to an optical disk
DE8686101279T DE3686589T2 (de) 1985-01-31 1986-01-31 Spurfolgesystem zum steuerbaren projizieren eines optischen strahles auf eine optische platte.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60018024A JPS61177648A (ja) 1985-01-31 1985-01-31 光学ヘッドのトラッキング制御装置

Publications (2)

Publication Number Publication Date
JPS61177648A true JPS61177648A (ja) 1986-08-09
JPH051533B2 JPH051533B2 (enrdf_load_stackoverflow) 1993-01-08

Family

ID=11960096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60018024A Granted JPS61177648A (ja) 1985-01-31 1985-01-31 光学ヘッドのトラッキング制御装置

Country Status (1)

Country Link
JP (1) JPS61177648A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011118209A1 (ja) * 2010-03-25 2011-09-29 パナソニック株式会社 光ピックアップ装置及び光ディスク装置
US9694118B2 (en) 2010-11-03 2017-07-04 Construct Medical Pty, Ltd. Portable vacuum device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6093647A (ja) * 1983-10-28 1985-05-25 Asahi Optical Co Ltd 光学式デイスクプレ−ヤの再生用光学系制御機構

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6093647A (ja) * 1983-10-28 1985-05-25 Asahi Optical Co Ltd 光学式デイスクプレ−ヤの再生用光学系制御機構

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011118209A1 (ja) * 2010-03-25 2011-09-29 パナソニック株式会社 光ピックアップ装置及び光ディスク装置
US9694118B2 (en) 2010-11-03 2017-07-04 Construct Medical Pty, Ltd. Portable vacuum device

Also Published As

Publication number Publication date
JPH051533B2 (enrdf_load_stackoverflow) 1993-01-08

Similar Documents

Publication Publication Date Title
US4621351A (en) Beam alignment system
JPS6256578B2 (enrdf_load_stackoverflow)
JPH06131688A (ja) ２レーザ光ヘッド及び記録再生装置
JPS61177648A (ja) 光学ヘッドのトラッキング制御装置
JPS62200541A (ja) 情報記録再生装置
JPS58218053A (ja) トラツクアクセス装置
JPH0534731B2 (enrdf_load_stackoverflow)
JPH0279225A (ja) 光ピックアップ
JP2653478B2 (ja) 焦点制御装置
JPS5984353A (ja) 情報読取装置
JPS6142739A (ja) 光ピツクアツプ
JPS58185047A (ja) 光学的情報読取装置
JPS61148630A (ja) 光デイスク装置の光軸ずれ補正方式
KR870000698Y1 (ko) 광 픽업의 트래킹 서보장치
JPH029024A (ja) 光学式情報記録再生装置
JP2843154B2 (ja) 光学ヘッド
JP2711474B2 (ja) 光ピックアップ装置の焦点調整装置
JPS6233345A (ja) デイスク傾き補正方式
JPS59116605A (ja) 光学系の焦点検出方法
JPH03144922A (ja) フォーカス制御装置
JPS5828653B2 (ja) 光学的記録再生機の間隔検出装置
JPH0434736A (ja) 対物レンズ駆動装置
JPH11250489A (ja) 光ピックアップ光学系
JPS62172537A (ja) 光学的情報記録再生装置
JPH0237536A (ja) 光学式ヘッド装置