JPS5514510A - Information recording plate and its manufacture - Google Patents

Information recording plate and its manufacture

Info

Publication number
JPS5514510A
JPS5514510A JP8635678A JP8635678A JPS5514510A JP S5514510 A JPS5514510 A JP S5514510A JP 8635678 A JP8635678 A JP 8635678A JP 8635678 A JP8635678 A JP 8635678A JP S5514510 A JPS5514510 A JP S5514510A
Authority
JP
Japan
Prior art keywords
film
substrate
pit
information
layer
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
JP8635678A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6118816B2 (enrdf_load_stackoverflow
Inventor
Taiji Tsunoda
Takashi Nishio
Yoshiki Tanigawa
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP8635678A priority Critical patent/JPS5514510A/ja
Publication of JPS5514510A publication Critical patent/JPS5514510A/ja
Priority to US06/273,999 priority patent/US4408319A/en
Publication of JPS6118816B2 publication Critical patent/JPS6118816B2/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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP8635678A 1978-07-15 1978-07-15 Information recording plate and its manufacture Granted JPS5514510A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP8635678A JPS5514510A (en) 1978-07-15 1978-07-15 Information recording plate and its manufacture
US06/273,999 US4408319A (en) 1978-07-15 1981-06-15 Optical information recording mother disc and method of producing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8635678A JPS5514510A (en) 1978-07-15 1978-07-15 Information recording plate and its manufacture

Publications (2)

Publication Number Publication Date
JPS5514510A true JPS5514510A (en) 1980-02-01
JPS6118816B2 JPS6118816B2 (enrdf_load_stackoverflow) 1986-05-14

Family

ID=13884604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8635678A Granted JPS5514510A (en) 1978-07-15 1978-07-15 Information recording plate and its manufacture

Country Status (1)

Country Link
JP (1) JPS5514510A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60173738A (ja) * 1984-02-09 1985-09-07 Nippon Telegr & Teleph Corp <Ntt> 光学ディスクの製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60173738A (ja) * 1984-02-09 1985-09-07 Nippon Telegr & Teleph Corp <Ntt> 光学ディスクの製造方法

Also Published As

Publication number Publication date
JPS6118816B2 (enrdf_load_stackoverflow) 1986-05-14

Similar Documents

Publication Publication Date Title
US5154797A (en) Silicon shadow mask
JPS638538B2 (enrdf_load_stackoverflow)
US4408319A (en) Optical information recording mother disc and method of producing the same
JPS5514510A (en) Information recording plate and its manufacture
PL275999A1 (en) Method and device for depositing a thin layer on a transparent substrate
JPS5445102A (en) Undulation pattern forming method
US4802160A (en) Optical disk substrate
JPS5730130A (en) Production of abrasive-dish original disk with groove for video disk stylus
JPS52143838A (en) Recording method by laser beam
JPS5514512A (en) Information recording plate and its manufacture
JPS5514511A (en) Information recording plate and its manufacture
JPS54134603A (en) Production of information recording medium
JPS5512572A (en) Manufacture for carrier for information recording
JPS56165933A (en) Production of magnetic recording body
JPS5694521A (en) Magnetic disc
JPS6123576B2 (enrdf_load_stackoverflow)
JPH0242653A (ja) 情報記録媒体用基板およびその製造方法
JPS55122242A (en) Substrate for optical disc
JPS54118205A (en) Infomration recording disc
JPS60226041A (ja) 情報ガラス基板の製造方法
JPS5473003A (en) Information carrier disc
JPS6148146A (ja) 光デイスク用スタンパ
JPS56119949A (en) Production of medium for optical recording
JPS5740933A (en) Lift off method
JPS5712423A (en) Production of magnetic recorder