JPS59141007A - 光学的エツジ位置検出方法 - Google Patents
光学的エツジ位置検出方法Info
- Publication number
- JPS59141007A JPS59141007A JP1456183A JP1456183A JPS59141007A JP S59141007 A JPS59141007 A JP S59141007A JP 1456183 A JP1456183 A JP 1456183A JP 1456183 A JP1456183 A JP 1456183A JP S59141007 A JPS59141007 A JP S59141007A
- Authority
- JP
- Japan
- Prior art keywords
- inflection point
- scanning
- edge position
- video signal
- difference signal
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title claims description 11
- 238000000034 method Methods 0.000 title abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 108010076504 Protein Sorting Signals Proteins 0.000 claims description 8
- 238000003384 imaging method Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 9
- 238000005259 measurement Methods 0.000 description 7
- 230000005469 synchrotron radiation Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000003708 edge detection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 241000976737 Zeugodacus tau Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/024—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of diode-array scanning
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1456183A JPS59141007A (ja) | 1983-02-02 | 1983-02-02 | 光学的エツジ位置検出方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1456183A JPS59141007A (ja) | 1983-02-02 | 1983-02-02 | 光学的エツジ位置検出方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59141007A true JPS59141007A (ja) | 1984-08-13 |
| JPH0551842B2 JPH0551842B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-08-03 |
Family
ID=11864563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1456183A Granted JPS59141007A (ja) | 1983-02-02 | 1983-02-02 | 光学的エツジ位置検出方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59141007A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1001439A3 (fr) * | 1988-02-12 | 1989-10-31 | Nationale Herstal Fn Sa Fab | Procede de mesure dimensionnelle a haute vitesse et haute precision par camera a reseau photosensible. |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50149365A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-04-24 | 1975-11-29 |
-
1983
- 1983-02-02 JP JP1456183A patent/JPS59141007A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50149365A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-04-24 | 1975-11-29 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1001439A3 (fr) * | 1988-02-12 | 1989-10-31 | Nationale Herstal Fn Sa Fab | Procede de mesure dimensionnelle a haute vitesse et haute precision par camera a reseau photosensible. |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0551842B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-08-03 |