JPH0187203U - - Google Patents
Info
- Publication number
- JPH0187203U JPH0187203U JP18284487U JP18284487U JPH0187203U JP H0187203 U JPH0187203 U JP H0187203U JP 18284487 U JP18284487 U JP 18284487U JP 18284487 U JP18284487 U JP 18284487U JP H0187203 U JPH0187203 U JP H0187203U
- Authority
- JP
- Japan
- Prior art keywords
- pattern edge
- edge detection
- ccd camera
- amount
- movement
- 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
- 238000003708 edge detection Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18284487U JPH0187203U (en]) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18284487U JPH0187203U (en]) | 1987-11-30 | 1987-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0187203U true JPH0187203U (en]) | 1989-06-08 |
Family
ID=31474286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18284487U Pending JPH0187203U (en]) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0187203U (en]) |
-
1987
- 1987-11-30 JP JP18284487U patent/JPH0187203U/ja active Pending
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