JPS61173008U - - Google Patents
Info
- Publication number
- JPS61173008U JPS61173008U JP5772185U JP5772185U JPS61173008U JP S61173008 U JPS61173008 U JP S61173008U JP 5772185 U JP5772185 U JP 5772185U JP 5772185 U JP5772185 U JP 5772185U JP S61173008 U JPS61173008 U JP S61173008U
- Authority
- JP
- Japan
- Prior art keywords
- light
- photodetectors
- reflective
- control circuit
- reflective photodetectors
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5772185U JPS61173008U (zh) | 1985-04-17 | 1985-04-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5772185U JPS61173008U (zh) | 1985-04-17 | 1985-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61173008U true JPS61173008U (zh) | 1986-10-28 |
Family
ID=30582517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5772185U Pending JPS61173008U (zh) | 1985-04-17 | 1985-04-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61173008U (zh) |
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1985
- 1985-04-17 JP JP5772185U patent/JPS61173008U/ja active Pending