JPS61210546A - 記録媒体 - Google Patents

記録媒体

Info

Publication number
JPS61210546A
JPS61210546A JP61020499A JP2049986A JPS61210546A JP S61210546 A JPS61210546 A JP S61210546A JP 61020499 A JP61020499 A JP 61020499A JP 2049986 A JP2049986 A JP 2049986A JP S61210546 A JPS61210546 A JP S61210546A
Authority
JP
Japan
Prior art keywords
recording
layer
recording medium
guide grooves
substrate
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.)
Granted
Application number
JP61020499A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0210488B2 (enrdf_load_stackoverflow
Inventor
Hiroshi Hanada
博 花田
Masanao Kasai
葛西　正直
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP61020499A priority Critical patent/JPS61210546A/ja
Publication of JPS61210546A publication Critical patent/JPS61210546A/ja
Publication of JPH0210488B2 publication Critical patent/JPH0210488B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
JP61020499A 1986-02-01 1986-02-01 記録媒体 Granted JPS61210546A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61020499A JPS61210546A (ja) 1986-02-01 1986-02-01 記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61020499A JPS61210546A (ja) 1986-02-01 1986-02-01 記録媒体

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP50086399A Division JPS5210102A (en) 1975-07-15 1975-07-15 Recording medium

Publications (2)

Publication Number Publication Date
JPS61210546A true JPS61210546A (ja) 1986-09-18
JPH0210488B2 JPH0210488B2 (enrdf_load_stackoverflow) 1990-03-08

Family

ID=12028854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61020499A Granted JPS61210546A (ja) 1986-02-01 1986-02-01 記録媒体

Country Status (1)

Country Link
JP (1) JPS61210546A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6383925A (ja) * 1986-09-26 1988-04-14 Mitsubishi Electric Corp 情報記録，再生及び／又は消去装置
JPS63127445A (ja) * 1986-11-17 1988-05-31 Matsushita Electric Ind Co Ltd 光学情報記録再生デイスク

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49113601A (enrdf_load_stackoverflow) * 1973-02-09 1974-10-30
JPS5042849A (enrdf_load_stackoverflow) * 1973-08-20 1975-04-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49113601A (enrdf_load_stackoverflow) * 1973-02-09 1974-10-30
JPS5042849A (enrdf_load_stackoverflow) * 1973-08-20 1975-04-18

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6383925A (ja) * 1986-09-26 1988-04-14 Mitsubishi Electric Corp 情報記録，再生及び／又は消去装置
JPS63127445A (ja) * 1986-11-17 1988-05-31 Matsushita Electric Ind Co Ltd 光学情報記録再生デイスク

Also Published As

Publication number Publication date
JPH0210488B2 (enrdf_load_stackoverflow) 1990-03-08

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