JPS5299765A - Transmission type electron lens - Google Patents
Transmission type electron lensInfo
- Publication number
- JPS5299765A JPS5299765A JP1603976A JP1603976A JPS5299765A JP S5299765 A JPS5299765 A JP S5299765A JP 1603976 A JP1603976 A JP 1603976A JP 1603976 A JP1603976 A JP 1603976A JP S5299765 A JPS5299765 A JP S5299765A
- Authority
- JP
- Japan
- Prior art keywords
- transmission type
- type electron
- electron lens
- photograpah
- magnification
- 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
Abstract
PURPOSE: To enable to observe or photograpah with a proper concentration of electron flow on the fluorescent plate or film by interlocking the movements of projection lens and the excitation of condenser lens even when there is 10 - 15 times of variation in magnification.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1603976A JPS5299765A (en) | 1976-02-18 | 1976-02-18 | Transmission type electron lens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1603976A JPS5299765A (en) | 1976-02-18 | 1976-02-18 | Transmission type electron lens |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5299765A true JPS5299765A (en) | 1977-08-22 |
Family
ID=11905429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1603976A Pending JPS5299765A (en) | 1976-02-18 | 1976-02-18 | Transmission type electron lens |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5299765A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5504277B2 (en) * | 2009-11-26 | 2014-05-28 | 株式会社日立ハイテクノロジーズ | Scanning electron microscope |
-
1976
- 1976-02-18 JP JP1603976A patent/JPS5299765A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5504277B2 (en) * | 2009-11-26 | 2014-05-28 | 株式会社日立ハイテクノロジーズ | Scanning electron microscope |
US8921784B2 (en) | 2009-11-26 | 2014-12-30 | Hitachi High-Technologies Corporation | Scanning electron microscope |
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