JPS6025706Y2 - 記録円盤の再生装置 - Google Patents

記録円盤の再生装置

Info

Publication number
JPS6025706Y2
JPS6025706Y2 JP1977001354U JP135477U JPS6025706Y2 JP S6025706 Y2 JPS6025706 Y2 JP S6025706Y2 JP 1977001354 U JP1977001354 U JP 1977001354U JP 135477 U JP135477 U JP 135477U JP S6025706 Y2 JPS6025706 Y2 JP S6025706Y2
Authority
JP
Japan
Prior art keywords
disk
reflected light
irradiated
groove
light
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
Application number
JP1977001354U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5396807U (enrdf_load_stackoverflow
Inventor
稔 湯田
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP1977001354U priority Critical patent/JPS6025706Y2/ja
Publication of JPS5396807U publication Critical patent/JPS5396807U/ja
Application granted granted Critical
Publication of JPS6025706Y2 publication Critical patent/JPS6025706Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Head (AREA)
JP1977001354U 1977-01-10 1977-01-10 記録円盤の再生装置 Expired JPS6025706Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977001354U JPS6025706Y2 (ja) 1977-01-10 1977-01-10 記録円盤の再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977001354U JPS6025706Y2 (ja) 1977-01-10 1977-01-10 記録円盤の再生装置

Publications (2)

Publication Number Publication Date
JPS5396807U JPS5396807U (enrdf_load_stackoverflow) 1978-08-07
JPS6025706Y2 true JPS6025706Y2 (ja) 1985-08-02

Family

ID=28688382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977001354U Expired JPS6025706Y2 (ja) 1977-01-10 1977-01-10 記録円盤の再生装置

Country Status (1)

Country Link
JP (1) JPS6025706Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7907180A (nl) * 1979-09-27 1981-03-31 Philips Nv Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215966Y2 (enrdf_load_stackoverflow) * 1972-04-24 1977-04-11

Also Published As

Publication number Publication date
JPS5396807U (enrdf_load_stackoverflow) 1978-08-07

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