JPH053664B2 - - Google Patents

Info

Publication number
JPH053664B2
JPH053664B2 JP60109736A JP10973685A JPH053664B2 JP H053664 B2 JPH053664 B2 JP H053664B2 JP 60109736 A JP60109736 A JP 60109736A JP 10973685 A JP10973685 A JP 10973685A JP H053664 B2 JPH053664 B2 JP H053664B2
Authority
JP
Japan
Prior art keywords
concentric
substrate
tracks
optical disk
center
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
JP60109736A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61267948A (ja
Inventor
Tetsuya Inui
Kenji Oota
Shoshichi Kato
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP60109736A priority Critical patent/JPS61267948A/ja
Publication of JPS61267948A publication Critical patent/JPS61267948A/ja
Publication of JPH053664B2 publication Critical patent/JPH053664B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP60109736A 1985-05-21 1985-05-21 光ディスクの製造方法 Granted JPS61267948A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60109736A JPS61267948A (ja) 1985-05-21 1985-05-21 光ディスクの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60109736A JPS61267948A (ja) 1985-05-21 1985-05-21 光ディスクの製造方法

Publications (2)

Publication Number Publication Date
JPS61267948A JPS61267948A (ja) 1986-11-27
JPH053664B2 true JPH053664B2 (enrdf_load_stackoverflow) 1993-01-18

Family

ID=14517943

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60109736A Granted JPS61267948A (ja) 1985-05-21 1985-05-21 光ディスクの製造方法

Country Status (1)

Country Link
JP (1) JPS61267948A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100626222B1 (ko) 2004-12-22 2006-09-21 한양대학교 산학협력단 주사 탐침 현미경의 기능성 디스크 및 이것을 이용하여 탐침과 기판 간의 전기적 특성을 측정하는 방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5814336A (ja) * 1981-07-20 1983-01-27 Toshiba Corp 情報記憶媒体およびその製造方法

Also Published As

Publication number Publication date
JPS61267948A (ja) 1986-11-27

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Legal Events

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EXPY Cancellation because of completion of term