JPS51137368A - Movable iris for electron microscope - Google Patents
Movable iris for electron microscopeInfo
- Publication number
- JPS51137368A JPS51137368A JP6096375A JP6096375A JPS51137368A JP S51137368 A JPS51137368 A JP S51137368A JP 6096375 A JP6096375 A JP 6096375A JP 6096375 A JP6096375 A JP 6096375A JP S51137368 A JPS51137368 A JP S51137368A
- Authority
- JP
- Japan
- Prior art keywords
- electron microscope
- iris
- movable iris
- movable
- keep
- 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 make the iris movable toward electron bean axis and keep a constant contrast to change in acceleration voltage.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6096375A JPS51137368A (en) | 1975-05-23 | 1975-05-23 | Movable iris for electron microscope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6096375A JPS51137368A (en) | 1975-05-23 | 1975-05-23 | Movable iris for electron microscope |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51137368A true JPS51137368A (en) | 1976-11-27 |
Family
ID=13157561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6096375A Pending JPS51137368A (en) | 1975-05-23 | 1975-05-23 | Movable iris for electron microscope |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51137368A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5576559A (en) * | 1978-12-01 | 1980-06-09 | Chiyou Lsi Gijutsu Kenkyu Kumiai | Electron beam fine adjusting device |
JPS5857064U (en) * | 1981-10-15 | 1983-04-18 | 株式会社明石製作所 | Objective lens for electron beam equipment |
-
1975
- 1975-05-23 JP JP6096375A patent/JPS51137368A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5576559A (en) * | 1978-12-01 | 1980-06-09 | Chiyou Lsi Gijutsu Kenkyu Kumiai | Electron beam fine adjusting device |
JPS6146934B2 (en) * | 1978-12-01 | 1986-10-16 | Cho Eru Esu Ai Gijutsu Kenkyu Kumiai | |
JPS5857064U (en) * | 1981-10-15 | 1983-04-18 | 株式会社明石製作所 | Objective lens for electron beam equipment |
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