JPS52105762A - Electron beam recording electronic gun device - Google Patents
Electron beam recording electronic gun deviceInfo
- Publication number
- JPS52105762A JPS52105762A JP2184276A JP2184276A JPS52105762A JP S52105762 A JPS52105762 A JP S52105762A JP 2184276 A JP2184276 A JP 2184276A JP 2184276 A JP2184276 A JP 2184276A JP S52105762 A JPS52105762 A JP S52105762A
- Authority
- JP
- Japan
- Prior art keywords
- electron beam
- gun device
- beam recording
- electronic gun
- recording electronic
- 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
Landscapes
- Electron Sources, Ion Sources (AREA)
Abstract
PURPOSE: To obtain electron beam which has a specific section zone and to obtain electron beam which has larger current density, as well.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2184276A JPS585503B2 (en) | 1976-03-02 | 1976-03-02 | Electron gun for electron beam recording |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2184276A JPS585503B2 (en) | 1976-03-02 | 1976-03-02 | Electron gun for electron beam recording |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52105762A true JPS52105762A (en) | 1977-09-05 |
JPS585503B2 JPS585503B2 (en) | 1983-01-31 |
Family
ID=12066328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2184276A Expired JPS585503B2 (en) | 1976-03-02 | 1976-03-02 | Electron gun for electron beam recording |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS585503B2 (en) |
-
1976
- 1976-03-02 JP JP2184276A patent/JPS585503B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS585503B2 (en) | 1983-01-31 |
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