JPS6446606A - Horizontal position detecting device - Google Patents
Horizontal position detecting deviceInfo
- Publication number
- JPS6446606A JPS6446606A JP63146013A JP14601388A JPS6446606A JP S6446606 A JPS6446606 A JP S6446606A JP 63146013 A JP63146013 A JP 63146013A JP 14601388 A JP14601388 A JP 14601388A JP S6446606 A JPS6446606 A JP S6446606A
- Authority
- JP
- Japan
- Prior art keywords
- wafer
- objective
- optical system
- optical axis
- irradiation
- 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 abstract 7
- 230000004907 flux Effects 0.000 abstract 2
- 230000021615 conjugation Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 abstract 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63146013A JPS6446606A (en) | 1988-06-14 | 1988-06-14 | Horizontal position detecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63146013A JPS6446606A (en) | 1988-06-14 | 1988-06-14 | Horizontal position detecting device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6446606A true JPS6446606A (en) | 1989-02-21 |
JPH0210361B2 JPH0210361B2 (enrdf_load_stackoverflow) | 1990-03-07 |
Family
ID=15398121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63146013A Granted JPS6446606A (en) | 1988-06-14 | 1988-06-14 | Horizontal position detecting device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6446606A (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5184926A (en) * | 1990-11-05 | 1993-02-09 | Megatool, Inc. | Root-strength drill bit and method of making |
-
1988
- 1988-06-14 JP JP63146013A patent/JPS6446606A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5184926A (en) * | 1990-11-05 | 1993-02-09 | Megatool, Inc. | Root-strength drill bit and method of making |
Also Published As
Publication number | Publication date |
---|---|
JPH0210361B2 (enrdf_load_stackoverflow) | 1990-03-07 |
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