JPS60113343A - 光ディスク - Google Patents

光ディスク

Info

Publication number
JPS60113343A
JPS60113343A JP58221021A JP22102183A JPS60113343A JP S60113343 A JPS60113343 A JP S60113343A JP 58221021 A JP58221021 A JP 58221021A JP 22102183 A JP22102183 A JP 22102183A JP S60113343 A JPS60113343 A JP S60113343A
Authority
JP
Japan
Prior art keywords
recording layer
disk
substrates
metal
spacer
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
JP58221021A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0430651B2 (enrdf_load_stackoverflow
Inventor
Mineo Moribe
峰生 守部
Toru Ito
徹 伊藤
Mitsuru Hamada
浜田　満
Nagaaki Etsuno
越野　長明
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 JP58221021A priority Critical patent/JPS60113343A/ja
Publication of JPS60113343A publication Critical patent/JPS60113343A/ja
Publication of JPH0430651B2 publication Critical patent/JPH0430651B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP58221021A 1983-11-24 1983-11-24 光ディスク Granted JPS60113343A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58221021A JPS60113343A (ja) 1983-11-24 1983-11-24 光ディスク

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58221021A JPS60113343A (ja) 1983-11-24 1983-11-24 光ディスク

Publications (2)

Publication Number Publication Date
JPS60113343A true JPS60113343A (ja) 1985-06-19
JPH0430651B2 JPH0430651B2 (enrdf_load_stackoverflow) 1992-05-22

Family

ID=16760239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58221021A Granted JPS60113343A (ja) 1983-11-24 1983-11-24 光ディスク

Country Status (1)

Country Link
JP (1) JPS60113343A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6134745A (ja) * 1984-07-26 1986-02-19 Canon Inc 光学的記録媒体

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5897143A (ja) * 1981-12-02 1983-06-09 Hitachi Ltd 記録再生デイスク
JPS58203642A (ja) * 1982-05-21 1983-11-28 Hitachi Ltd 放射線感応型サンドイツチデイスク
JPS59164944U (ja) * 1983-04-18 1984-11-05 ホーヤ株式会社 光学式情報記録媒体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5897143A (ja) * 1981-12-02 1983-06-09 Hitachi Ltd 記録再生デイスク
JPS58203642A (ja) * 1982-05-21 1983-11-28 Hitachi Ltd 放射線感応型サンドイツチデイスク
JPS59164944U (ja) * 1983-04-18 1984-11-05 ホーヤ株式会社 光学式情報記録媒体

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6134745A (ja) * 1984-07-26 1986-02-19 Canon Inc 光学的記録媒体

Also Published As

Publication number Publication date
JPH0430651B2 (enrdf_load_stackoverflow) 1992-05-22

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