JPS57195342A - Manufacture of hard optical disk - Google Patents

Manufacture of hard optical disk

Info

Publication number
JPS57195342A
JPS57195342A JP8389382A JP8389382A JPS57195342A JP S57195342 A JPS57195342 A JP S57195342A JP 8389382 A JP8389382 A JP 8389382A JP 8389382 A JP8389382 A JP 8389382A JP S57195342 A JPS57195342 A JP S57195342A
Authority
JP
Japan
Prior art keywords
manufacture
optical disk
hard optical
hard
disk
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
JP8389382A
Other languages
English (en)
Inventor
Furanshisu Gaiya Furederitsuku
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of JPS57195342A publication Critical patent/JPS57195342A/ja
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Laminated Bodies (AREA)
JP8389382A 1981-05-18 1982-05-18 Manufacture of hard optical disk Pending JPS57195342A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26431581A 1981-05-18 1981-05-18

Publications (1)

Publication Number Publication Date
JPS57195342A true JPS57195342A (en) 1982-12-01

Family

ID=23005498

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8389382A Pending JPS57195342A (en) 1981-05-18 1982-05-18 Manufacture of hard optical disk

Country Status (4)

Country Link
EP (1) EP0067095B1 (ja)
JP (1) JPS57195342A (ja)
CA (1) CA1170873A (ja)
DE (1) DE3278831D1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619839A (ja) * 1984-06-26 1986-01-17 Mitsui Toatsu Chem Inc 光学的記録及び再生方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6057553A (ja) 1983-06-01 1985-04-03 バロ−ス・コ−ポレ−シヨン 光学メモリデイスクとその製造方法
EP0430311B1 (en) * 1986-10-30 1993-12-29 Dai Nippon Insatsu Kabushiki Kaisha Method of reproducing a flexible optical information recording medium and adapter for use in reproduction of said medium
NL8802081A (nl) * 1988-08-23 1990-03-16 Nagron Precision Tooling Werkwijze voor het vervaardigen van een drager met optisch leesbare, digitale informatie.
CA2233448A1 (en) * 1995-09-29 1997-04-03 Sage Technology, Incorporated Optical digital media recording and reproduction system
US6175170B1 (en) * 1999-09-10 2001-01-16 Sridhar Kota Compliant displacement-multiplying apparatus for microelectromechanical systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3381085A (en) * 1962-05-09 1968-04-30 Minnesota Mining & Mfg Duplication of video disc recordings
US3373413A (en) * 1963-10-30 1968-03-12 Ibm Pliable magnetic recording disk with direct transducer contact
GB1321088A (en) * 1970-08-21 1973-06-20 British Broadcasting Corp Magnetic storage device
GB1394713A (en) * 1971-07-23 1975-05-21 Matsushita Electric Ind Co Ltd Magnetic recording devices
FR2313733A2 (fr) * 1974-06-21 1976-12-31 Thomson Brandt Support d'information lisible optiquement par transmission et procede de fabrication dudit support
US4222070A (en) * 1978-03-13 1980-09-09 Eastman Kodak Company Recording video information on a flexible master disc
NL8002039A (nl) * 1980-04-08 1981-11-02 Philips Nv Optisch uitleesbare informatieschijf.
US4365257A (en) * 1981-03-05 1982-12-21 Minnesota Mining And Manufacturing Company Stretched-film optical recording disc

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619839A (ja) * 1984-06-26 1986-01-17 Mitsui Toatsu Chem Inc 光学的記録及び再生方法

Also Published As

Publication number Publication date
DE3278831D1 (en) 1988-09-01
EP0067095A3 (en) 1985-01-02
CA1170873A (en) 1984-07-17
EP0067095A2 (en) 1982-12-15
EP0067095B1 (en) 1988-07-27

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