JPS62124641A - Optical magnetic information recording and reproducing device - Google Patents

Optical magnetic information recording and reproducing device

Info

Publication number
JPS62124641A
JPS62124641A JP60263507A JP26350785A JPS62124641A JP S62124641 A JPS62124641 A JP S62124641A JP 60263507 A JP60263507 A JP 60263507A JP 26350785 A JP26350785 A JP 26350785A JP S62124641 A JPS62124641 A JP S62124641A
Authority
JP
Japan
Prior art keywords
light
incident
receiving surface
photodetector
emitting
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
JP60263507A
Other languages
English (en)
Other versions
JPH0619864B2 (ja
Inventor
Morihiro Karaki
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 JP60263507A priority Critical patent/JPH0619864B2/ja
Publication of JPS62124641A publication Critical patent/JPS62124641A/ja
Publication of JPH0619864B2 publication Critical patent/JPH0619864B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP60263507A 1985-11-22 1985-11-22 光磁気情報記録再生装置 Expired - Lifetime JPH0619864B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60263507A JPH0619864B2 (ja) 1985-11-22 1985-11-22 光磁気情報記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60263507A JPH0619864B2 (ja) 1985-11-22 1985-11-22 光磁気情報記録再生装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP7067876A Division JP2624460B2 (ja) 1995-03-27 1995-03-27 光磁気情報記録再生装置

Publications (2)

Publication Number Publication Date
JPS62124641A true JPS62124641A (en) 1987-06-05
JPH0619864B2 JPH0619864B2 (ja) 1994-03-16

Family

ID=17390486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60263507A Expired - Lifetime JPH0619864B2 (ja) 1985-11-22 1985-11-22 光磁気情報記録再生装置

Country Status (1)

Country Link
JP (1) JPH0619864B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03194749A (en) * 1989-12-25 1991-08-26 Alps Electric Co Ltd Optical system for information processing
KR20010056235A (ko) * 1999-12-14 2001-07-04 윤종용 광픽업

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558006A (en) * 1978-06-30 1980-01-21 Hitachi Ltd Semi-conductor laser output stabilizing method and device therefore
JPS56158494A (en) * 1980-05-12 1981-12-07 Matsushita Electric Ind Co Ltd Output control device for semiconductor laser
JPS57154658A (en) * 1981-03-20 1982-09-24 Mitsubishi Electric Corp Optical type information reproducing device
JPS6040538A (en) * 1983-08-15 1985-03-02 Toshiba Corp Optical information reader
JPS61162838A (en) * 1985-01-12 1986-07-23 Nippon Kogaku Kk <Nikon> Driving device for light source of optical disk recording and reproducing device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558006A (en) * 1978-06-30 1980-01-21 Hitachi Ltd Semi-conductor laser output stabilizing method and device therefore
JPS56158494A (en) * 1980-05-12 1981-12-07 Matsushita Electric Ind Co Ltd Output control device for semiconductor laser
JPS57154658A (en) * 1981-03-20 1982-09-24 Mitsubishi Electric Corp Optical type information reproducing device
JPS6040538A (en) * 1983-08-15 1985-03-02 Toshiba Corp Optical information reader
JPS61162838A (en) * 1985-01-12 1986-07-23 Nippon Kogaku Kk <Nikon> Driving device for light source of optical disk recording and reproducing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03194749A (en) * 1989-12-25 1991-08-26 Alps Electric Co Ltd Optical system for information processing
KR20010056235A (ko) * 1999-12-14 2001-07-04 윤종용 광픽업

Also Published As

Publication number Publication date
JPH0619864B2 (ja) 1994-03-16

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term