JPS632999Y2 - - Google Patents
Info
- Publication number
- JPS632999Y2 JPS632999Y2 JP15798282U JP15798282U JPS632999Y2 JP S632999 Y2 JPS632999 Y2 JP S632999Y2 JP 15798282 U JP15798282 U JP 15798282U JP 15798282 U JP15798282 U JP 15798282U JP S632999 Y2 JPS632999 Y2 JP S632999Y2
- Authority
- JP
- Japan
- Prior art keywords
- spot
- recording
- information
- reproduction
- focus
- 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
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 14
- 230000001678 irradiating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
Landscapes
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15798282U JPS5963824U (ja) | 1982-10-19 | 1982-10-19 | 光学的情報記録及び再生装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15798282U JPS5963824U (ja) | 1982-10-19 | 1982-10-19 | 光学的情報記録及び再生装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5963824U JPS5963824U (ja) | 1984-04-26 |
| JPS632999Y2 true JPS632999Y2 (en]) | 1988-01-25 |
Family
ID=30348151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15798282U Granted JPS5963824U (ja) | 1982-10-19 | 1982-10-19 | 光学的情報記録及び再生装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5963824U (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2620598B2 (ja) * | 1985-08-09 | 1997-06-18 | パイオニア株式会社 | 光学式ピックアップ装置 |
-
1982
- 1982-10-19 JP JP15798282U patent/JPS5963824U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5963824U (ja) | 1984-04-26 |
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