JPH01136417U - - Google Patents
Info
- Publication number
- JPH01136417U JPH01136417U JP3158488U JP3158488U JPH01136417U JP H01136417 U JPH01136417 U JP H01136417U JP 3158488 U JP3158488 U JP 3158488U JP 3158488 U JP3158488 U JP 3158488U JP H01136417 U JPH01136417 U JP H01136417U
- Authority
- JP
- Japan
- Prior art keywords
- light
- light receiving
- rotational position
- emitting elements
- light emitting
- 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 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3158488U JPH01136417U (sv) | 1988-03-11 | 1988-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3158488U JPH01136417U (sv) | 1988-03-11 | 1988-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01136417U true JPH01136417U (sv) | 1989-09-19 |
Family
ID=31257541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3158488U Pending JPH01136417U (sv) | 1988-03-11 | 1988-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01136417U (sv) |
-
1988
- 1988-03-11 JP JP3158488U patent/JPH01136417U/ja active Pending