JPH0439523Y2 - - Google Patents
Info
- Publication number
- JPH0439523Y2 JPH0439523Y2 JP1985073486U JP7348685U JPH0439523Y2 JP H0439523 Y2 JPH0439523 Y2 JP H0439523Y2 JP 1985073486 U JP1985073486 U JP 1985073486U JP 7348685 U JP7348685 U JP 7348685U JP H0439523 Y2 JPH0439523 Y2 JP H0439523Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- dark area
- linear
- line
- illumination
- 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
- 230000003287 optical effect Effects 0.000 claims description 20
- 238000005286 illumination Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000001678 irradiating effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000002834 transmittance Methods 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 |
|---|---|---|---|
| JP1985073486U JPH0439523Y2 (US20100170793A1-20100708-C00006.png) | 1985-05-20 | 1985-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985073486U JPH0439523Y2 (US20100170793A1-20100708-C00006.png) | 1985-05-20 | 1985-05-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61205009U JPS61205009U (US20100170793A1-20100708-C00006.png) | 1986-12-24 |
| JPH0439523Y2 true JPH0439523Y2 (US20100170793A1-20100708-C00006.png) | 1992-09-16 |
Family
ID=30612898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985073486U Expired JPH0439523Y2 (US20100170793A1-20100708-C00006.png) | 1985-05-20 | 1985-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0439523Y2 (US20100170793A1-20100708-C00006.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6604127B2 (ja) * | 2015-10-05 | 2019-11-13 | 富士通株式会社 | 検査基準光生成装置，検査基準光生成方法，検査装置，検査方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59180315A (ja) * | 1983-03-30 | 1984-10-13 | Fujitsu Ltd | スル−ホ−ル検査法 |
-
1985
- 1985-05-20 JP JP1985073486U patent/JPH0439523Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59180315A (ja) * | 1983-03-30 | 1984-10-13 | Fujitsu Ltd | スル−ホ−ル検査法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61205009U (US20100170793A1-20100708-C00006.png) | 1986-12-24 |
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