JPS6190027U - - Google Patents
Info
- Publication number
- JPS6190027U JPS6190027U JP17530884U JP17530884U JPS6190027U JP S6190027 U JPS6190027 U JP S6190027U JP 17530884 U JP17530884 U JP 17530884U JP 17530884 U JP17530884 U JP 17530884U JP S6190027 U JPS6190027 U JP S6190027U
- Authority
- JP
- Japan
- Prior art keywords
- control signal
- tracking
- correction means
- focus control
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17530884U JPS6190027U (enExample) | 1984-11-19 | 1984-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17530884U JPS6190027U (enExample) | 1984-11-19 | 1984-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6190027U true JPS6190027U (enExample) | 1986-06-11 |
Family
ID=30732913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17530884U Pending JPS6190027U (enExample) | 1984-11-19 | 1984-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6190027U (enExample) |
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1984
- 1984-11-19 JP JP17530884U patent/JPS6190027U/ja active Pending