JPH0246920U - - Google Patents
Info
- Publication number
- JPH0246920U JPH0246920U JP12300788U JP12300788U JPH0246920U JP H0246920 U JPH0246920 U JP H0246920U JP 12300788 U JP12300788 U JP 12300788U JP 12300788 U JP12300788 U JP 12300788U JP H0246920 U JPH0246920 U JP H0246920U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- laser beam
- recording surface
- information recording
- optical pickup
- 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
- 230000003287 optical effect Effects 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12300788U JPH0246920U (ru) | 1988-09-20 | 1988-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12300788U JPH0246920U (ru) | 1988-09-20 | 1988-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0246920U true JPH0246920U (ru) | 1990-03-30 |
Family
ID=31371467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12300788U Pending JPH0246920U (ru) | 1988-09-20 | 1988-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0246920U (ru) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59198538A (ja) * | 1983-04-25 | 1984-11-10 | Sony Corp | 光学式デイスクのピツクアツプ装置 |
-
1988
- 1988-09-20 JP JP12300788U patent/JPH0246920U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59198538A (ja) * | 1983-04-25 | 1984-11-10 | Sony Corp | 光学式デイスクのピツクアツプ装置 |
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