JPS6412220U - - Google Patents
Info
- Publication number
- JPS6412220U JPS6412220U JP10535087U JP10535087U JPS6412220U JP S6412220 U JPS6412220 U JP S6412220U JP 10535087 U JP10535087 U JP 10535087U JP 10535087 U JP10535087 U JP 10535087U JP S6412220 U JPS6412220 U JP S6412220U
- Authority
- JP
- Japan
- Prior art keywords
- photodetector
- light receiving
- showing
- view
- light beam
- 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 11
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
Landscapes
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10535087U JPS6412220U (ko) | 1987-07-10 | 1987-07-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10535087U JPS6412220U (ko) | 1987-07-10 | 1987-07-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6412220U true JPS6412220U (ko) | 1989-01-23 |
Family
ID=31337886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10535087U Pending JPS6412220U (ko) | 1987-07-10 | 1987-07-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6412220U (ko) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5274218A (en) * | 1975-12-17 | 1977-06-22 | Mansei Kogyo Kk | Device for controlling focal point of optical information reader |
| JPS6192445A (ja) * | 1985-10-04 | 1986-05-10 | Matsushita Electric Ind Co Ltd | 光デイスク装置用光検出器 |
-
1987
- 1987-07-10 JP JP10535087U patent/JPS6412220U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5274218A (en) * | 1975-12-17 | 1977-06-22 | Mansei Kogyo Kk | Device for controlling focal point of optical information reader |
| JPS6192445A (ja) * | 1985-10-04 | 1986-05-10 | Matsushita Electric Ind Co Ltd | 光デイスク装置用光検出器 |