JPH0524567B2 - - Google Patents

Info

Publication number
JPH0524567B2
JPH0524567B2 JP59222061A JP22206184A JPH0524567B2 JP H0524567 B2 JPH0524567 B2 JP H0524567B2 JP 59222061 A JP59222061 A JP 59222061A JP 22206184 A JP22206184 A JP 22206184A JP H0524567 B2 JPH0524567 B2 JP H0524567B2
Authority
JP
Japan
Prior art keywords
optical
information recording
reproducing apparatus
adjustment mechanism
optical system
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 - Lifetime
Application number
JP59222061A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61104338A (ja
Inventor
Koji Muraoka
Shigeru Nakamura
Takeshi Maeda
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP22206184A priority Critical patent/JPS61104338A/ja
Publication of JPS61104338A publication Critical patent/JPS61104338A/ja
Publication of JPH0524567B2 publication Critical patent/JPH0524567B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP22206184A 1984-10-24 1984-10-24 光学的情報記録再生装置 Granted JPS61104338A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22206184A JPS61104338A (ja) 1984-10-24 1984-10-24 光学的情報記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22206184A JPS61104338A (ja) 1984-10-24 1984-10-24 光学的情報記録再生装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP6042163A Division JP2555865B2 (ja) 1994-03-14 1994-03-14 光学的情報装置

Publications (2)

Publication Number Publication Date
JPS61104338A JPS61104338A (ja) 1986-05-22
JPH0524567B2 true JPH0524567B2 (enrdf_load_html_response) 1993-04-08

Family

ID=16776492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22206184A Granted JPS61104338A (ja) 1984-10-24 1984-10-24 光学的情報記録再生装置

Country Status (1)

Country Link
JP (1) JPS61104338A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0249225A (ja) * 1988-05-27 1990-02-19 Canon Inc 光学的情報記録再生装置
US5235591A (en) * 1990-01-19 1993-08-10 Hitachi, Ltd. Stack type optical disc apparatus, sealed and separate type optical head therefor and optical disc medium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5165947A (ja) * 1974-12-04 1976-06-08 Mansei Kogyo Kk Kojikuchoseisochitsukikogakutekijohoyomitorisochi
JPS52123642A (en) * 1976-04-09 1977-10-18 Mitsubishi Electric Corp Optical path adjuster for laser beams
JPS5328201A (en) * 1976-08-30 1978-03-16 Hitachi Ltd Motor
JPS55108942A (en) * 1979-02-13 1980-08-21 Matsushita Electric Ind Co Ltd Optical recording and reproducing device
JPS5971432U (ja) * 1982-11-01 1984-05-15 三菱電機株式会社 光デイスク用光学ヘツド
JPS5994254A (ja) * 1982-11-22 1984-05-30 Asahi Optical Co Ltd 光学的情報読取装置

Also Published As

Publication number Publication date
JPS61104338A (ja) 1986-05-22

Similar Documents

Publication Publication Date Title
JPS61160845A (ja) 光デイスクの記録再生装置
JP2651454B2 (ja) マルチビーム光ディスク装置のトラッキング誤差検出部
KR100438701B1 (ko) 호환형 광픽업 및 그 광축을 맞추기 위한 조정방법
US4667316A (en) Information recording-reproducing apparatus
JP3187286B2 (ja) 光学ピックアップの光軸調整方法
EP0558184B1 (en) An optical head including a beam splitter
JPH0524567B2 (enrdf_load_html_response)
JPS62200541A (ja) 情報記録再生装置
US5379286A (en) Optical information recording-reproducing apparatus having a prism
US5471453A (en) Information recording-reproducing apparatus
US20040264316A1 (en) Optical pickup device
JPS61182640A (ja) 光学式ピツクアツプ
JPH05323166A (ja) 光路調整装置
JP2757539B2 (ja) 浮上型光ヘッド
JP3270363B2 (ja) 光ピックアップ装置
JPS63231738A (ja) 光学的記録再生装置
JP2555865B2 (ja) 光学的情報装置
HU208587B (en) Method for tracking an optical scanner on the track of a data carrier and optical scanner performing said method
JPS58137142A (ja) 光学ヘツドアクチユエ−タ−
JPH0214434A (ja) 焦点制御装置
JPS61198433A (ja) 光学ヘツド装置
JP2810434B2 (ja) 光学式情報記録再生装置用光学系のビームスプリッタ固定方法及び治具
JPS61148630A (ja) 光デイスク装置の光軸ずれ補正方式
KR20010030530A (ko) 광학 헤드 및 광디스크 장치
JPH056567A (ja) 光学ヘツド装置

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term