JPH0435027B2 - - Google Patents
Info
- Publication number
- JPH0435027B2 JPH0435027B2 JP20591785A JP20591785A JPH0435027B2 JP H0435027 B2 JPH0435027 B2 JP H0435027B2 JP 20591785 A JP20591785 A JP 20591785A JP 20591785 A JP20591785 A JP 20591785A JP H0435027 B2 JPH0435027 B2 JP H0435027B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- linear image
- circuit
- camera
- image sensors
- 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
- 230000007547 defect Effects 0.000 claims description 24
- 238000007689 inspection Methods 0.000 claims description 17
- 230000000873 masking effect Effects 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20591785A JPS6264935A (ja) | 1985-09-18 | 1985-09-18 | 表面欠陥検査装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20591785A JPS6264935A (ja) | 1985-09-18 | 1985-09-18 | 表面欠陥検査装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6264935A JPS6264935A (ja) | 1987-03-24 |
| JPH0435027B2 true JPH0435027B2 (pm) | 1992-06-09 |
Family
ID=16514885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20591785A Granted JPS6264935A (ja) | 1985-09-18 | 1985-09-18 | 表面欠陥検査装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6264935A (pm) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2789606B2 (ja) * | 1988-07-15 | 1998-08-20 | 藤沢薬品工業株式会社 | 錠剤の外観不良検知方法および装置 |
-
1985
- 1985-09-18 JP JP20591785A patent/JPS6264935A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6264935A (ja) | 1987-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |