ES2022316B3 - Placa transparente para un portador de informacion legible opticamente - Google Patents

Placa transparente para un portador de informacion legible opticamente

Info

Publication number
ES2022316B3
ES2022316B3 ES87202444T ES87202444T ES2022316B3 ES 2022316 B3 ES2022316 B3 ES 2022316B3 ES 87202444 T ES87202444 T ES 87202444T ES 87202444 T ES87202444 T ES 87202444T ES 2022316 B3 ES2022316 B3 ES 2022316B3
Authority
ES
Spain
Prior art keywords
transparent plate
information carrier
legible information
optically
relates
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
ES87202444T
Other languages
English (en)
Inventor
Abel Kasper
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Application granted granted Critical
Publication of ES2022316B3 publication Critical patent/ES2022316B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates

Landscapes

  • Macromonomer-Based Addition Polymer (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Laminated Bodies (AREA)
  • Magnetic Record Carriers (AREA)
ES87202444T 1986-12-12 1987-12-08 Placa transparente para un portador de informacion legible opticamente Expired - Lifetime ES2022316B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8603167A NL8603167A (nl) 1986-12-12 1986-12-12 Lichtdoorlaatbare plaat voor optisch uitleesbare informatiedrager.

Publications (1)

Publication Number Publication Date
ES2022316B3 true ES2022316B3 (es) 1991-12-01

Family

ID=19848992

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87202444T Expired - Lifetime ES2022316B3 (es) 1986-12-12 1987-12-08 Placa transparente para un portador de informacion legible opticamente

Country Status (6)

Country Link
EP (1) EP0274156B1 (es)
JP (1) JPS63165421A (es)
AT (1) ATE61686T1 (es)
DE (1) DE3768634D1 (es)
ES (1) ES2022316B3 (es)
NL (1) NL8603167A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0379130B2 (en) * 1989-01-20 2003-08-13 Idemitsu Petrochemical Co., Ltd. Optical disk substrate, optical information-storage medium, and process and apparatus for manufacturing the optical disk substrate

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57113432A (en) * 1981-01-06 1982-07-14 Mitsubishi Rayon Co Ltd Base plate for video or audio disk
JPS58155539A (ja) * 1982-03-10 1983-09-16 Hitachi Ltd 光デイスク
JPS61117746A (ja) * 1984-11-13 1986-06-05 Hitachi Ltd 光デイスク基板

Also Published As

Publication number Publication date
JPS63165421A (ja) 1988-07-08
EP0274156A3 (en) 1988-07-20
ATE61686T1 (de) 1991-03-15
EP0274156B1 (en) 1991-03-13
EP0274156A2 (en) 1988-07-13
NL8603167A (nl) 1988-07-01
DE3768634D1 (de) 1991-04-18

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