JPH0359493B2 - - Google Patents

Info

Publication number
JPH0359493B2
JPH0359493B2 JP60238927A JP23892785A JPH0359493B2 JP H0359493 B2 JPH0359493 B2 JP H0359493B2 JP 60238927 A JP60238927 A JP 60238927A JP 23892785 A JP23892785 A JP 23892785A JP H0359493 B2 JPH0359493 B2 JP H0359493B2
Authority
JP
Japan
Prior art keywords
recording
substrate
guide portion
guide
surface roughness
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
JP60238927A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6299930A (ja
Inventor
Yasushi Myazono
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.)
Hoya Corp
Original Assignee
Hoya 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 Hoya Corp filed Critical Hoya Corp
Priority to JP60238927A priority Critical patent/JPS6299930A/ja
Publication of JPS6299930A publication Critical patent/JPS6299930A/ja
Publication of JPH0359493B2 publication Critical patent/JPH0359493B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP60238927A 1985-10-25 1985-10-25 光情報記録媒体 Granted JPS6299930A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60238927A JPS6299930A (ja) 1985-10-25 1985-10-25 光情報記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60238927A JPS6299930A (ja) 1985-10-25 1985-10-25 光情報記録媒体

Publications (2)

Publication Number Publication Date
JPS6299930A JPS6299930A (ja) 1987-05-09
JPH0359493B2 true JPH0359493B2 (enrdf_load_stackoverflow) 1991-09-10

Family

ID=17037343

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60238927A Granted JPS6299930A (ja) 1985-10-25 1985-10-25 光情報記録媒体

Country Status (1)

Country Link
JP (1) JPS6299930A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2508788B2 (ja) * 1988-03-09 1996-06-19 凸版印刷株式会社 光学的記録媒体及びその製造方法
CN1111853C (zh) * 1996-03-27 2003-06-18 大日本印刷株式会社 光卡

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5352104A (en) * 1976-10-22 1978-05-12 Fuji Photo Film Co Ltd Production of disc recording disc
JPS53143203A (en) * 1977-05-11 1978-12-13 Mitsubishi Electric Corp Information signal recording carrier
JPS6028058B2 (ja) * 1977-07-27 1985-07-02 ティアック株式会社 光学的再生装置用情報記録媒体の製造方法
JPS6044730B2 (ja) * 1977-07-27 1985-10-05 ティアック株式会社 情報記録媒体の製造方法
JPS593731A (ja) * 1982-06-29 1984-01-10 Fujitsu Ltd 情報原盤の製造方法

Also Published As

Publication number Publication date
JPS6299930A (ja) 1987-05-09

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