JPH028852U - - Google Patents
Info
- Publication number
- JPH028852U JPH028852U JP8728388U JP8728388U JPH028852U JP H028852 U JPH028852 U JP H028852U JP 8728388 U JP8728388 U JP 8728388U JP 8728388 U JP8728388 U JP 8728388U JP H028852 U JPH028852 U JP H028852U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- image tube
- photocathode
- power supply
- accelerating
- 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
- 238000010586 diagram Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 1
Landscapes
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
Description
第１図はこの考案の一実施例にかかる装置の構
成図、第２図は第１図装置のブランキング時の各
電極の電圧分布図、第３図は従来のイメージ管装
置の構成図、第４図ならびに第５図は第３図の動
作説明用電圧分布図である。
ｉＡ：イメージ管、１：光電陰極、２１・２２
：集束電極、３：陽極、Ｅ：加速・集束用電源装
置、Ｓ１・Ｓ２：スイツチ（電圧切換機構）。
FIG. 1 is a block diagram of a device according to an embodiment of this invention, FIG. 2 is a voltage distribution diagram of each electrode during blanking of the device shown in FIG. 1, and FIG. 3 is a block diagram of a conventional image tube device. 4 and 5 are voltage distribution diagrams for explaining the operation of FIG. 3. iA: Image tube, 1: Photocathode, 2 1・2 2
: Focusing electrode, 3: Anode, E: Acceleration/focusing power supply device, S1 / S2 : Switch (voltage switching mechanism).
Claims (1)
と、前記各電極に加速・集束電圧を供給する電源
装置とを備えたイメージ管装置において、前記イ
メージ管と電源装置との間に前記光電陰極の供給
電圧と他の１つの供給電圧とを切換える電圧切換
え機構を設けたことを特徴とするイメージ管装置
。 In an image tube device comprising an image tube having a photocathode and an accelerating/focusing electrode, and a power supply device supplying accelerating/focusing voltage to each of the electrodes, the photocathode is supplied between the image tube and the power supply device. An image tube device characterized by being provided with a voltage switching mechanism for switching between a voltage and one other supply voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8728388U JPH028852U (en) | 1988-06-30 | 1988-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8728388U JPH028852U (en) | 1988-06-30 | 1988-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH028852U true JPH028852U (en) | 1990-01-19 |
Family
ID=31311901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8728388U Pending JPH028852U (en) | 1988-06-30 | 1988-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH028852U (en) |
-
1988
- 1988-06-30 JP JP8728388U patent/JPH028852U/ja active Pending