JPH0386931A - 情報記録装置 - Google Patents

情報記録装置

Info

Publication number
JPH0386931A
JPH0386931A JP33924889A JP33924889A JPH0386931A JP H0386931 A JPH0386931 A JP H0386931A JP 33924889 A JP33924889 A JP 33924889A JP 33924889 A JP33924889 A JP 33924889A JP H0386931 A JPH0386931 A JP H0386931A
Authority
JP
Japan
Prior art keywords
recording
focusing
information
light
laser light
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
JP33924889A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0450660B2 (enrdf_load_html_response
Inventor
Yoshito Tsunoda
義人 角田
Toshimitsu Miyauchi
宮内　敏光
Kazuo Shigematsu
和男 重松
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 JP33924889A priority Critical patent/JPH0386931A/ja
Publication of JPH0386931A publication Critical patent/JPH0386931A/ja
Publication of JPH0450660B2 publication Critical patent/JPH0450660B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP33924889A 1989-12-27 1989-12-27 情報記録装置 Granted JPH0386931A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP33924889A JPH0386931A (ja) 1989-12-27 1989-12-27 情報記録装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP33924889A JPH0386931A (ja) 1989-12-27 1989-12-27 情報記録装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP4033478A Division JPS54133305A (en) 1978-04-07 1978-04-07 Information recorder

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP5156560A Division JP2600051B2 (ja) 1993-06-28 1993-06-28 情報記録方法

Publications (2)

Publication Number Publication Date
JPH0386931A true JPH0386931A (ja) 1991-04-11
JPH0450660B2 JPH0450660B2 (enrdf_load_html_response) 1992-08-14

Family

ID=18325662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP33924889A Granted JPH0386931A (ja) 1989-12-27 1989-12-27 情報記録装置

Country Status (1)

Country Link
JP (1) JPH0386931A (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPH0450660B2 (enrdf_load_html_response) 1992-08-14

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