TW249286B - - Google Patents

Info

Publication number
TW249286B
TW249286B TW082100390A TW82100390A TW249286B TW 249286 B TW249286 B TW 249286B TW 082100390 A TW082100390 A TW 082100390A TW 82100390 A TW82100390 A TW 82100390A TW 249286 B TW249286 B TW 249286B
Authority
TW
Taiwan
Prior art keywords
micro
pits
layer
coating
depositing
Prior art date
Application number
TW082100390A
Other languages
English (en)
Original Assignee
Digipress Sa
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 Digipress Sa filed Critical Digipress Sa
Application granted granted Critical
Publication of TW249286B publication Critical patent/TW249286B/zh

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
    • 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming
    • 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
    • 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/263—Preparing and using a stamper, e.g. pressing or injection molding substrates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Eyeglasses (AREA)
  • Optical Filters (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Forging (AREA)
TW082100390A 1992-01-24 1993-01-21 TW249286B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9200778A FR2686726B1 (fr) 1992-01-24 1992-01-24 Procede pour la fabrication de matrices de pressage, notamment pour la realisation de disques a lecture optique.

Publications (1)

Publication Number Publication Date
TW249286B true TW249286B (zh) 1995-06-11

Family

ID=9425954

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082100390A TW249286B (zh) 1992-01-24 1993-01-21

Country Status (10)

Country Link
US (1) US5312718A (zh)
EP (1) EP0553013B1 (zh)
JP (1) JPH05282709A (zh)
KR (1) KR930016962A (zh)
AT (1) ATE160237T1 (zh)
CA (1) CA2087684A1 (zh)
DE (1) DE69315096T2 (zh)
ES (1) ES2111720T3 (zh)
FR (1) FR2686726B1 (zh)
TW (1) TW249286B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2716563B1 (fr) * 1994-02-21 1996-06-07 Digipress Sa Substrat préformaté, substrat préformaté comportant des informations à dupliquer, leurs procédés de fabrication et procédé de fabrication d'un disque maître et/ou d'un disque optique.
TW250565B (en) * 1994-10-20 1995-07-01 Digital Audio Disc Corp Mass production of multisession discs
SE9703480D0 (sv) * 1997-07-16 1997-09-25 Toolex Alpha Ab Stamper and method of manufacturing the same
JP4647241B2 (ja) * 2003-08-04 2011-03-09 シャープ株式会社 光記録媒体原盤の製造方法、光記録媒体スタンパの製造方法、及び光記録媒体の製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0301641A1 (en) * 1987-07-23 1989-02-01 Koninklijke Philips Electronics N.V. Master disc and method of manufacturing a matrix
US5001035A (en) * 1988-01-06 1991-03-19 U.S. Philips Corporation Method of recording information, recording element manufactured according to the method and method of producing a metal matrix
NL8800152A (nl) * 1988-01-22 1989-08-16 Philips Nv Optische uitleesbare registratiedrager van het beschrijfbare type, een inrichting voor het vervaardigen van een dergelijke registratiedrager, en inrichtingen voor het optekenen en/of uitlezen van informatie op/uit een dergelijke registratiedrager.
EP0328212A1 (en) * 1988-02-11 1989-08-16 Koninklijke Philips Electronics N.V. Method of manufacturing a metal matrix and a master disc suitable for the manufacture of matrices
US4990388A (en) * 1988-07-30 1991-02-05 Taiyo Yuden Co., Ltd. Optical information recording medium
FR2654864B1 (fr) * 1989-11-21 1995-08-04 Digipress Sa Procede pour la fabrication d'un disque a lecture optique et disques obtenus par ce procede.
US5099469A (en) * 1990-02-20 1992-03-24 Del Mar Avionics Process for manufacturing an optical disc master

Also Published As

Publication number Publication date
DE69315096T2 (de) 1998-03-19
EP0553013A1 (fr) 1993-07-28
KR930016962A (ko) 1993-08-30
DE69315096D1 (de) 1997-12-18
JPH05282709A (ja) 1993-10-29
FR2686726A1 (fr) 1993-07-30
US5312718A (en) 1994-05-17
FR2686726B1 (fr) 1996-04-26
ES2111720T3 (es) 1998-03-16
EP0553013B1 (fr) 1997-11-12
CA2087684A1 (fr) 1993-07-25
ATE160237T1 (de) 1997-11-15

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