JPH0421098Y2 - - Google Patents
Info
- Publication number
- JPH0421098Y2 JPH0421098Y2 JP10570186U JP10570186U JPH0421098Y2 JP H0421098 Y2 JPH0421098 Y2 JP H0421098Y2 JP 10570186 U JP10570186 U JP 10570186U JP 10570186 U JP10570186 U JP 10570186U JP H0421098 Y2 JPH0421098 Y2 JP H0421098Y2
- Authority
- JP
- Japan
- Prior art keywords
- polarizer
- light
- difference
- defect detection
- image sensor
- 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 28
- 238000001514 detection method Methods 0.000 claims description 20
- 230000010287 polarization Effects 0.000 claims description 14
- 239000000284 extract Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 description 21
- 238000004031 devitrification Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10570186U JPH0421098Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-07-11 | 1986-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10570186U JPH0421098Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-07-11 | 1986-07-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6312754U JPS6312754U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-01-27 |
| JPH0421098Y2 true JPH0421098Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-05-14 |
Family
ID=30980376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10570186U Expired JPH0421098Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-07-11 | 1986-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0421098Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08140774A (ja) * | 1994-11-24 | 1996-06-04 | Noguchi Hardware:Kk | 家具類の転倒防止具 |
| US5969810A (en) * | 1998-05-14 | 1999-10-19 | Owens-Brockway Glass Container Inc. | Optical inspection of transparent containers using two cameras and a single light source |
| JP2002098650A (ja) * | 2000-09-26 | 2002-04-05 | Matsushita Electric Works Ltd | 透明体検出方法およびそのシステム |
| JP2009085597A (ja) * | 2007-09-27 | 2009-04-23 | Toyo Seikan Kaisha Ltd | 検査装置及び検査方法 |
-
1986
- 1986-07-11 JP JP10570186U patent/JPH0421098Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6312754U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-01-27 |