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
Links
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 (fr) | 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 (fr) |
Families Citing this family (1)
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. |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS499041U (fr) * | 1972-04-24 | 1974-01-25 |
-
1977
- 1977-01-10 JP JP1977001354U patent/JPS6025706Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS499041U (fr) * | 1972-04-24 | 1974-01-25 |
Also Published As
Publication number | Publication date |
---|---|
JPS5396807U (fr) | 1978-08-07 |
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