JPS5256901A - Formation of raised and recessed patterns - Google Patents

Formation of raised and recessed patterns

Info

Publication number
JPS5256901A
JPS5256901A JP13327775A JP13327775A JPS5256901A JP S5256901 A JPS5256901 A JP S5256901A JP 13327775 A JP13327775 A JP 13327775A JP 13327775 A JP13327775 A JP 13327775A JP S5256901 A JPS5256901 A JP S5256901A
Authority
JP
Japan
Prior art keywords
raised
formation
recessed patterns
forming
recessed
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.)
Pending
Application number
JP13327775A
Other languages
Japanese (ja)
Inventor
Toshio Yada
Atsushi Endo
Yuri Shima
Hideaki Kusakawa
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP13327775A priority Critical patent/JPS5256901A/en
Publication of JPS5256901A publication Critical patent/JPS5256901A/en
Pending 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)

Abstract

PURPOSE:To achieve the improvement in accuracy and facilitate formation of raised and recessed patterns by forming a self-catalytic metal layer on a substrate and forming a plating layer after photo etching in original video disc, etc.
JP13327775A 1975-11-06 1975-11-06 Formation of raised and recessed patterns Pending JPS5256901A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13327775A JPS5256901A (en) 1975-11-06 1975-11-06 Formation of raised and recessed patterns

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13327775A JPS5256901A (en) 1975-11-06 1975-11-06 Formation of raised and recessed patterns

Publications (1)

Publication Number Publication Date
JPS5256901A true JPS5256901A (en) 1977-05-10

Family

ID=15100863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13327775A Pending JPS5256901A (en) 1975-11-06 1975-11-06 Formation of raised and recessed patterns

Country Status (1)

Country Link
JP (1) JPS5256901A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60173737A (en) * 1984-02-09 1985-09-07 Nippon Telegr & Teleph Corp <Ntt> Manufacture of stamper for optical disk
JPS6168746A (en) * 1984-09-04 1986-04-09 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション Formation of mold insert for producing optical memory disc

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60173737A (en) * 1984-02-09 1985-09-07 Nippon Telegr & Teleph Corp <Ntt> Manufacture of stamper for optical disk
JPS6168746A (en) * 1984-09-04 1986-04-09 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション Formation of mold insert for producing optical memory disc

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