JPH01146163U - - Google Patents
Info
- Publication number
- JPH01146163U JPH01146163U JP4310788U JP4310788U JPH01146163U JP H01146163 U JPH01146163 U JP H01146163U JP 4310788 U JP4310788 U JP 4310788U JP 4310788 U JP4310788 U JP 4310788U JP H01146163 U JPH01146163 U JP H01146163U
- Authority
- JP
- Japan
- Prior art keywords
- light
- rotation
- central axis
- emitting element
- receiving element
- 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 7
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Optical Transform (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4310788U JPH01146163U (zh) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4310788U JPH01146163U (zh) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01146163U true JPH01146163U (zh) | 1989-10-09 |
Family
ID=31269508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4310788U Pending JPH01146163U (zh) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01146163U (zh) |
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1988
- 1988-03-31 JP JP4310788U patent/JPH01146163U/ja active Pending