JPS6013658U - Image tube - Google Patents
Image tubeInfo
- Publication number
- JPS6013658U JPS6013658U JP10573383U JP10573383U JPS6013658U JP S6013658 U JPS6013658 U JP S6013658U JP 10573383 U JP10573383 U JP 10573383U JP 10573383 U JP10573383 U JP 10573383U JP S6013658 U JPS6013658 U JP S6013658U
- Authority
- JP
- Japan
- Prior art keywords
- grid
- degrees
- disk
- distance
- opening diameter
- 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.)
- Granted
Links
Landscapes
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の静電集束型撮像管の電極構造を示す断面
図、第２図はこの考案の一実施例に係る静電集束型撮像
管の三電極部を示す断面図、第３図はビーム電流ＩＢと
ビーム発散角の関係を示す特性曲線図、第４図は第２グ
リツド開孔径とビーム発散角の関係を示す特性曲線図、
第５図はパラメータとビーム発散角の関係を示す特性曲
線図、第６図はパラメータとカソードロードの関係を示
す特性曲線図、第７図はビーム電流Ｉｆ３と解像度ＡＲ
の関係を示す特性曲線図である。
１・・・・・・カソード、２・・・・・・第１グリツド
、３・・・・・・第２グリツド、４・・・・・ゼームデ
ィスク、５・・・・・・第３グリツド、６・・・・・・
第４グリツド、７・・・・・・第５グ′１戸ンド、８・
・・・・・ビームディスクの制限孔、９・・・・・・メ
ツシュ電極、ｄ８．・・・・・・第１グリツドの開孔径
、６ｇ２・・・・・・第２グリツドの開孔径、ｄＡＰ・
・・・・・ビームディスクの制限孔径、ｌ□２・・・・
・・第１グリッド−第２グリッド間距離、１２３・・・
・・・第２グリッド−ビームディスク間距離。FIG. 1 is a cross-sectional view showing the electrode structure of a conventional electrostatic focusing type image pickup tube, FIG. 2 is a cross-sectional view showing the three-electrode portion of an electrostatic focusing type image pickup tube according to an embodiment of this invention, and FIG. 4 is a characteristic curve diagram showing the relationship between the beam current IB and the beam divergence angle, and FIG. 4 is a characteristic curve diagram showing the relationship between the second grid aperture diameter and the beam divergence angle.
Figure 5 is a characteristic curve diagram showing the relationship between parameters and beam divergence angle, Figure 6 is a characteristic curve diagram showing the relationship between parameters and cathode load, and Figure 7 is beam current If3 and resolution AR.
FIG. 2 is a characteristic curve diagram showing the relationship. 1...Cathode, 2...First grid, 3...Second grid, 4...Zem disk, 5...Third grid , 6...
4th grid, 7...5th grid'1, 8.
...Beam disk restriction hole, 9...Mesh electrode, d8. ...Opening diameter of the first grid, 6g2... Opening diameter of the second grid, dAP・
...Limited hole diameter of beam disk, l□2...
...Distance between the first grid and the second grid, 123...
...Distance between the second grid and the beam disk.
Claims (1)
孔を有するビームディスクからなる三電極部と、この三
電極部から出た電子ビームをターゲットに集束させる主
レンズ部を備え、且つ上記第１グリツドの開孔径をｄ８
１、上記第２グリツドの開化径を６ｇ２とすれば、ｄ、
２（ｄ、□である撮像管において、 上記第１グリッド−第２グリッド間距離を１１゜、上記
第２グリッド−ビームディスク間距離を１２３、上記ビ
ームディスクの制限孔径を屯８、カソードロードの限界
設定値をｆ、、Ａ、（ｍＡ／ｍｍ２）とすれば、ｏ、
６＜ｄｇｉ＜ｏ、 ８ 土” ” ＜４＜２，３２ｘ１０−２（７７２ｍ−ｔ
）ρｍａｘ（Ｑ／１ｎＡ） ｄ ｒ １１２ ２３
を満足することを特徴とした撮像管。[Claims for Utility Model Registration] A three-electrode section consisting of a cathode, a first grid, a second grid, and a beam disk having a beam restriction hole, and a main lens section that focuses the electron beam emitted from the three electrode sections onto a target. and the opening diameter of the first grid is d8.
1. If the opening diameter of the second grid is 6g2, then d,
2(d, □), the distance between the first grid and the second grid is 11 degrees, the distance between the second grid and the beam disk is 123 degrees, the limiting hole diameter of the beam disk is 8 mm, and the cathode load is 11 degrees. If the limit setting value is f, , A, (mA/mm2), o,
6<dgi<o, 8 soil""<4<2,32x10-2 (772m-t
) ρmax (Q/1nA) d r 112 23
An image pickup tube that satisfies the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10573383U JPS6013658U (en) | 1983-07-07 | 1983-07-07 | Image tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10573383U JPS6013658U (en) | 1983-07-07 | 1983-07-07 | Image tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6013658U true JPS6013658U (en) | 1985-01-30 |
| JPH0316198Y2 JPH0316198Y2 (en) | 1991-04-08 |
Family
ID=30247711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10573383U Granted JPS6013658U (en) | 1983-07-07 | 1983-07-07 | Image tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6013658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100396706B1 (en) * | 2001-11-05 | 2003-09-02 | 엘지.필립스디스플레이(주) | Gun for Color Cathode Ray Tube |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5419620U (en) * | 1977-07-11 | 1979-02-08 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5226656A (en) * | 1975-08-26 | 1977-02-28 | Kubota Ltd | Automatic filtering device |
-
1983
- 1983-07-07 JP JP10573383U patent/JPS6013658U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5419620U (en) * | 1977-07-11 | 1979-02-08 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100396706B1 (en) * | 2001-11-05 | 2003-09-02 | 엘지.필립스디스플레이(주) | Gun for Color Cathode Ray Tube |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0316198Y2 (en) | 1991-04-08 |
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