JPH0441497B2 - - Google Patents
Info
- Publication number
- JPH0441497B2 JPH0441497B2 JP58123217A JP12321783A JPH0441497B2 JP H0441497 B2 JPH0441497 B2 JP H0441497B2 JP 58123217 A JP58123217 A JP 58123217A JP 12321783 A JP12321783 A JP 12321783A JP H0441497 B2 JPH0441497 B2 JP H0441497B2
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- foreign
- foreign object
- observation optical
- sample
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 55
- 238000001514 detection method Methods 0.000 claims description 29
- 238000003860 storage Methods 0.000 claims description 12
- 238000007689 inspection Methods 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 8
- 235000012431 wafers Nutrition 0.000 description 21
- 230000007547 defect Effects 0.000 description 9
- 239000004065 semiconductor Substances 0.000 description 7
- 238000005286 illumination Methods 0.000 description 6
- 239000008188 pellet Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12321783A JPS6015939A (ja) | 1983-07-08 | 1983-07-08 | 異物検査装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12321783A JPS6015939A (ja) | 1983-07-08 | 1983-07-08 | 異物検査装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6015939A JPS6015939A (ja) | 1985-01-26 |
JPH0441497B2 true JPH0441497B2 (ko) | 1992-07-08 |
Family
ID=14855094
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12321783A Granted JPS6015939A (ja) | 1983-07-08 | 1983-07-08 | 異物検査装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6015939A (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6211148A (ja) * | 1985-06-28 | 1987-01-20 | Hitachi Electronics Eng Co Ltd | 異物検査装置 |
JPS6211140A (ja) * | 1985-06-28 | 1987-01-20 | Hitachi Electronics Eng Co Ltd | 異物検査装置 |
JPS6276732A (ja) * | 1985-09-30 | 1987-04-08 | Hitachi Electronics Eng Co Ltd | 異物検査装置 |
JPS6275336A (ja) * | 1985-09-30 | 1987-04-07 | Hitachi Electronics Eng Co Ltd | 異物検査装置 |
JPH0326944A (ja) * | 1989-06-26 | 1991-02-05 | Ulvac Japan Ltd | 基板上の異物検査装置 |
JP3584066B2 (ja) * | 1994-10-07 | 2004-11-04 | 株式会社トプコン | 回転体上の異物の位置座標測定装置 |
JP2006170622A (ja) * | 2004-12-10 | 2006-06-29 | Olympus Corp | 外観検査装置 |
CN101460832B (zh) * | 2006-06-08 | 2012-03-21 | 奥林巴斯株式会社 | 外观检查装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54101390A (en) * | 1978-01-27 | 1979-08-09 | Hitachi Ltd | Foreign matter inspector |
JPS54102837A (en) * | 1978-01-28 | 1979-08-13 | Nippon Telegr & Teleph Corp <Ntt> | Pattern check system |
-
1983
- 1983-07-08 JP JP12321783A patent/JPS6015939A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54101390A (en) * | 1978-01-27 | 1979-08-09 | Hitachi Ltd | Foreign matter inspector |
JPS54102837A (en) * | 1978-01-28 | 1979-08-13 | Nippon Telegr & Teleph Corp <Ntt> | Pattern check system |
Also Published As
Publication number | Publication date |
---|---|
JPS6015939A (ja) | 1985-01-26 |
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