JPH0452646Y2 - - Google Patents
Info
- Publication number
- JPH0452646Y2 JPH0452646Y2 JP16096987U JP16096987U JPH0452646Y2 JP H0452646 Y2 JPH0452646 Y2 JP H0452646Y2 JP 16096987 U JP16096987 U JP 16096987U JP 16096987 U JP16096987 U JP 16096987U JP H0452646 Y2 JPH0452646 Y2 JP H0452646Y2
- Authority
- JP
- Japan
- Prior art keywords
- distance
- parallel
- straight line
- line
- relative angle
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 25
- 230000003287 optical effect Effects 0.000 claims description 17
- 238000003384 imaging method Methods 0.000 claims description 10
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method 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 |
|---|---|---|---|
| JP16096987U JPH0452646Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-10-21 | 1987-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16096987U JPH0452646Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-10-21 | 1987-10-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0166010U JPH0166010U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-04-27 |
| JPH0452646Y2 true JPH0452646Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-12-10 |
Family
ID=31443503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16096987U Expired JPH0452646Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-10-21 | 1987-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452646Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1987
- 1987-10-21 JP JP16096987U patent/JPH0452646Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0166010U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-04-27 |
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