JPS52129406A - Record disc and preparation of said record disc - Google Patents

Record disc and preparation of said record disc

Info

Publication number
JPS52129406A
JPS52129406A JP5286877A JP5286877A JPS52129406A JP S52129406 A JPS52129406 A JP S52129406A JP 5286877 A JP5286877 A JP 5286877A JP 5286877 A JP5286877 A JP 5286877A JP S52129406 A JPS52129406 A JP S52129406A
Authority
JP
Japan
Prior art keywords
record disc
preparation
recording
record
disc
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
JP5286877A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5758737B2 (enrdf_load_stackoverflow
Inventor
Takeshi Goshima
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP5286877A priority Critical patent/JPS52129406A/ja
Publication of JPS52129406A publication Critical patent/JPS52129406A/ja
Publication of JPS5758737B2 publication Critical patent/JPS5758737B2/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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP5286877A 1977-05-09 1977-05-09 Record disc and preparation of said record disc Granted JPS52129406A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5286877A JPS52129406A (en) 1977-05-09 1977-05-09 Record disc and preparation of said record disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5286877A JPS52129406A (en) 1977-05-09 1977-05-09 Record disc and preparation of said record disc

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP5494772A Division JPS532321B2 (enrdf_load_stackoverflow) 1972-02-15 1972-06-02

Publications (2)

Publication Number Publication Date
JPS52129406A true JPS52129406A (en) 1977-10-29
JPS5758737B2 JPS5758737B2 (enrdf_load_stackoverflow) 1982-12-10

Family

ID=12926844

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5286877A Granted JPS52129406A (en) 1977-05-09 1977-05-09 Record disc and preparation of said record disc

Country Status (1)

Country Link
JP (1) JPS52129406A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58195024U (ja) * 1982-06-23 1983-12-24 いすゞ自動車株式会社 内燃機関の油圧式タイマ装置
JPS62124250U (enrdf_load_stackoverflow) * 1986-01-30 1987-08-07

Also Published As

Publication number Publication date
JPS5758737B2 (enrdf_load_stackoverflow) 1982-12-10

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