JPS51117568A - Electron gun for use in electron microscope - Google Patents
Electron gun for use in electron microscopeInfo
- Publication number
- JPS51117568A JPS51117568A JP4133975A JP4133975A JPS51117568A JP S51117568 A JPS51117568 A JP S51117568A JP 4133975 A JP4133975 A JP 4133975A JP 4133975 A JP4133975 A JP 4133975A JP S51117568 A JPS51117568 A JP S51117568A
- Authority
- JP
- Japan
- Prior art keywords
- electron
- gun
- electron microscope
- microscope
- electron gun
- 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.)
- Pending
Links
Landscapes
- Particle Accelerators (AREA)
- Electron Sources, Ion Sources (AREA)
Abstract
PURPOSE: To prevent the luminance from decreasing when an accelaration voltage is changed.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4133975A JPS51117568A (en) | 1975-04-07 | 1975-04-07 | Electron gun for use in electron microscope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4133975A JPS51117568A (en) | 1975-04-07 | 1975-04-07 | Electron gun for use in electron microscope |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51117568A true JPS51117568A (en) | 1976-10-15 |
Family
ID=12605749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4133975A Pending JPS51117568A (en) | 1975-04-07 | 1975-04-07 | Electron gun for use in electron microscope |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51117568A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61139561U (en) * | 1985-02-19 | 1986-08-29 | ||
JPS62243232A (en) * | 1986-04-14 | 1987-10-23 | Jeol Ltd | Focusing ion beam device |
JPS6381743A (en) * | 1986-09-26 | 1988-04-12 | Jeol Ltd | Electric field emission type electron gun |
-
1975
- 1975-04-07 JP JP4133975A patent/JPS51117568A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61139561U (en) * | 1985-02-19 | 1986-08-29 | ||
JPS62243232A (en) * | 1986-04-14 | 1987-10-23 | Jeol Ltd | Focusing ion beam device |
JPS6381743A (en) * | 1986-09-26 | 1988-04-12 | Jeol Ltd | Electric field emission type electron gun |
JPH0530015B2 (en) * | 1986-09-26 | 1993-05-07 | Nippon Electron Optics Lab |
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