JPH0556576B2 - - Google Patents

Info

Publication number
JPH0556576B2
JPH0556576B2 JP59070211A JP7021184A JPH0556576B2 JP H0556576 B2 JPH0556576 B2 JP H0556576B2 JP 59070211 A JP59070211 A JP 59070211A JP 7021184 A JP7021184 A JP 7021184A JP H0556576 B2 JPH0556576 B2 JP H0556576B2
Authority
JP
Japan
Prior art keywords
unevenness
record carrier
development
disc
shaped record
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
JP59070211A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60212832A (ja
Inventor
Kazuo Momoo
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP59070211A priority Critical patent/JPS60212832A/ja
Publication of JPS60212832A publication Critical patent/JPS60212832A/ja
Publication of JPH0556576B2 publication Critical patent/JPH0556576B2/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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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)
JP59070211A 1984-04-09 1984-04-09 円盤状記録担体現像モニタ−方法 Granted JPS60212832A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59070211A JPS60212832A (ja) 1984-04-09 1984-04-09 円盤状記録担体現像モニタ−方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59070211A JPS60212832A (ja) 1984-04-09 1984-04-09 円盤状記録担体現像モニタ−方法

Publications (2)

Publication Number Publication Date
JPS60212832A JPS60212832A (ja) 1985-10-25
JPH0556576B2 true JPH0556576B2 (OSRAM) 1993-08-19

Family

ID=13424957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59070211A Granted JPS60212832A (ja) 1984-04-09 1984-04-09 円盤状記録担体現像モニタ−方法

Country Status (1)

Country Link
JP (1) JPS60212832A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2536056B2 (ja) * 1988-05-12 1996-09-18 日本電気株式会社 現像モニタ装置
JP2536055B2 (ja) * 1988-05-12 1996-09-18 日本電気株式会社 現像モニタ方法
JPH07142383A (ja) * 1993-11-22 1995-06-02 Nec Corp 現像用センサ装置

Also Published As

Publication number Publication date
JPS60212832A (ja) 1985-10-25

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