JPS6187451U - - Google Patents
Info
- Publication number
- JPS6187451U JPS6187451U JP17272784U JP17272784U JPS6187451U JP S6187451 U JPS6187451 U JP S6187451U JP 17272784 U JP17272784 U JP 17272784U JP 17272784 U JP17272784 U JP 17272784U JP S6187451 U JPS6187451 U JP S6187451U
- Authority
- JP
- Japan
- Prior art keywords
- emitter
- extraction electrode
- anode
- detection circuit
- high voltage
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 5
- 238000010894 electron beam technology Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Electron Sources, Ion Sources (AREA)
Description
第１図は本考案の一実施例装置の構成図、第２
図は従来装置の構成図である。
１：エミツタ、２：引出し電極、３：引出し電
極、４：陽極、５：加速電源、６：検出抵抗、７
：検出回路、８：変換回路、９：表示装置、１０
：検出回路用電源、１１：較正電流供給用電源、
１２：較正用抵抗、１３：切換えスイツチ。
Fig. 1 is a configuration diagram of an embodiment of the device of the present invention;
The figure is a configuration diagram of a conventional device. 1: Emitter, 2: Extraction electrode, 3: Extraction electrode, 4: Anode, 5: Acceleration power supply, 6: Detection resistor, 7
: detection circuit, 8: conversion circuit, 9: display device, 10
: Power supply for detection circuit, 11: Power supply for calibration current supply,
12: Calibration resistor, 13: Changeover switch.
Claims (1)
配置された引出し電極と、該引出し電極に前記エ
ミツタに対して正の電圧を印加する引出し電極と
、該引出し電極の後段に配置された陽極と、該陽
極と前記エミツタ間に高電圧を印加する加速電極
と、該エミツタに直列に接続された検出抵抗によ
つてエミツシヨン電流を検出するための高圧側に
配置された検出回路と、該検出回路よりの信号を
低圧側で表示する手段とからなる装置において、
該検出回路の検出抵抗に選択的に較正電流を供給
する手段を設けたことを特徴とする電子線発生装
置。 an electron-emitting emitter, an extraction electrode placed opposite to the emitter, an extraction electrode that applies a positive voltage to the emitter, and an anode placed after the extraction electrode; an accelerating electrode for applying a high voltage between the anode and the emitter; a detection circuit disposed on the high voltage side for detecting the emission current by a detection resistor connected in series with the emitter; and means for displaying the signal on the low voltage side,
An electron beam generator characterized by comprising means for selectively supplying a calibration current to a detection resistor of the detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17272784U JPS6187451U (en) | 1984-11-14 | 1984-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17272784U JPS6187451U (en) | 1984-11-14 | 1984-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6187451U true JPS6187451U (en) | 1986-06-07 |
Family
ID=30730389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17272784U Pending JPS6187451U (en) | 1984-11-14 | 1984-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6187451U (en) |
-
1984
- 1984-11-14 JP JP17272784U patent/JPS6187451U/ja active Pending
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