JPS5258354A - Electronic beam iris unit - Google Patents
Electronic beam iris unitInfo
- Publication number
- JPS5258354A JPS5258354A JP50133843A JP13384375A JPS5258354A JP S5258354 A JPS5258354 A JP S5258354A JP 50133843 A JP50133843 A JP 50133843A JP 13384375 A JP13384375 A JP 13384375A JP S5258354 A JPS5258354 A JP S5258354A
- Authority
- JP
- Japan
- Prior art keywords
- electronic beam
- iris unit
- ray
- beam iris
- collision
- 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
- 229910052729 chemical element Inorganic materials 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 230000005855 radiation Effects 0.000 abstract 1
Abstract
PURPOSE: To increase the detection limit of chemical element, by absorbing X ray developed by damping radiation in the collision of electronic beam thru the iris unit itself and by turning the X ray away to the test piece to be analyzed.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50133843A JPS5258354A (en) | 1975-11-07 | 1975-11-07 | Electronic beam iris unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50133843A JPS5258354A (en) | 1975-11-07 | 1975-11-07 | Electronic beam iris unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5258354A true JPS5258354A (en) | 1977-05-13 |
Family
ID=15114326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50133843A Pending JPS5258354A (en) | 1975-11-07 | 1975-11-07 | Electronic beam iris unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5258354A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5665445A (en) * | 1979-10-31 | 1981-06-03 | Hitachi Ltd | Electron beam applying device |
JPS57130357A (en) * | 1981-02-04 | 1982-08-12 | Toshiba Corp | Electronic optical bodytube |
JPS63146334A (en) * | 1986-12-09 | 1988-06-18 | Jeol Ltd | Camera unit for electron microscope fitted with electron beam deflecting device |
US10550521B2 (en) | 2015-09-30 | 2020-02-04 | Daio Paper Corporation | Toilet paper |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS503079U (en) * | 1973-05-09 | 1975-01-13 |
-
1975
- 1975-11-07 JP JP50133843A patent/JPS5258354A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS503079U (en) * | 1973-05-09 | 1975-01-13 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5665445A (en) * | 1979-10-31 | 1981-06-03 | Hitachi Ltd | Electron beam applying device |
JPS624818B2 (en) * | 1979-10-31 | 1987-02-02 | Hitachi Ltd | |
JPS57130357A (en) * | 1981-02-04 | 1982-08-12 | Toshiba Corp | Electronic optical bodytube |
JPS63146334A (en) * | 1986-12-09 | 1988-06-18 | Jeol Ltd | Camera unit for electron microscope fitted with electron beam deflecting device |
US10550521B2 (en) | 2015-09-30 | 2020-02-04 | Daio Paper Corporation | Toilet paper |
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