JPH0261093B2 - - Google Patents
Info
- Publication number
- JPH0261093B2 JPH0261093B2 JP57234186A JP23418682A JPH0261093B2 JP H0261093 B2 JPH0261093 B2 JP H0261093B2 JP 57234186 A JP57234186 A JP 57234186A JP 23418682 A JP23418682 A JP 23418682A JP H0261093 B2 JPH0261093 B2 JP H0261093B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- lens
- pole piece
- magnetic pole
- 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
Links
- 230000005291 magnetic effect Effects 0.000 claims description 78
- 230000004907 flux Effects 0.000 claims description 12
- 230000005284 excitation Effects 0.000 claims description 10
- 238000010894 electron beam technology Methods 0.000 description 19
- 230000005540 biological transmission Effects 0.000 description 16
- 230000005294 ferromagnetic effect Effects 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000005281 excited state Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/10—Lenses
- H01J37/14—Lenses magnetic
- H01J37/141—Electromagnetic lenses
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57234186A JPS59123146A (ja) | 1982-12-28 | 1982-12-28 | 磁界シ−ルド対物レンズ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57234186A JPS59123146A (ja) | 1982-12-28 | 1982-12-28 | 磁界シ−ルド対物レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59123146A JPS59123146A (ja) | 1984-07-16 |
JPH0261093B2 true JPH0261093B2 (enrdf_load_stackoverflow) | 1990-12-19 |
Family
ID=16967020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57234186A Granted JPS59123146A (ja) | 1982-12-28 | 1982-12-28 | 磁界シ−ルド対物レンズ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59123146A (enrdf_load_stackoverflow) |
-
1982
- 1982-12-28 JP JP57234186A patent/JPS59123146A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59123146A (ja) | 1984-07-16 |