JPS6161750U - - Google Patents
Info
- Publication number
- JPS6161750U JPS6161750U JP14621884U JP14621884U JPS6161750U JP S6161750 U JPS6161750 U JP S6161750U JP 14621884 U JP14621884 U JP 14621884U JP 14621884 U JP14621884 U JP 14621884U JP S6161750 U JPS6161750 U JP S6161750U
- Authority
- JP
- Japan
- Prior art keywords
- grid electrode
- cathode
- restriction hole
- utility
- tube device
- 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
- 238000003384 imaging method Methods 0.000 claims 2
- 238000010894 electron beam technology Methods 0.000 claims 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撮像管装
置の要部を示す断面図、第２図は第１図の要部に
おける寸法関係を示す断面図、第３図は一般的な
撮像管を示す概略構成図、第４図は従来の撮像管
装置の要部を示す断面図である。
１…陰極、３…第１格子電極、４…第２格子電
極、１１…第１の制限孔、１２…第２の制御孔、
１４…シールド円筒。
FIG. 1 is a cross-sectional view showing the main parts of an image pickup tube device according to an embodiment of the invention, FIG. 2 is a cross-sectional view showing the dimensional relationship in the main parts of FIG. FIG. 4 is a sectional view showing the main parts of a conventional image pickup tube device. DESCRIPTION OF SYMBOLS 1... Cathode, 3... First grid electrode, 4... Second grid electrode, 11... First restriction hole, 12... Second control hole,
14... Shield cylinder.
Claims (1)
で所定間隔をおいて配設され第１の制限孔を有す
る第１格子電極と、この第１格子電極と同軸上で
所定間隔をおいて配設され第２の制限孔を有する
第２格子電極とを少なくとも備えた撮像管と、上
記各電極にそれぞれ所定電圧を印加するように接
続された電源とを具備してなる撮像管装置におい
て、 上記第２格子電極にシールド円筒を下流方向に
取付け、このシールド円筒の内部で電子ビーム密
度が最大となるようにしたことを特徴とする撮像
管装置。 (2) 上記シールド円筒の先端から上記第２の制
限孔の中心までの距離をｌ１、この第２の制限孔
の中心から上記陰極までの距離をｌ２としたとき
、ｌ１ｌ２＝２〜１２の範囲に設定されている実
用新案登録請求の範囲第１項記載の撮像管装置。 (3) 上記第１格子電極に印加される電圧が上記
陰極に対して０〜＋１５、上記第２格子電極に
印加される電圧が上記陰極に対して＋５０〜＋３
００に設定されている実用新案登録請求の範囲
第１項記載の撮像管装置。[Claims for Utility Model Registration] (1) A cathode that emits electrons, a first grid electrode that is disposed coaxially with this cathode at a predetermined interval and has a first restriction hole, and this first grid electrode. and a second grid electrode disposed coaxially at a predetermined interval and having a second restriction hole; and a power source connected to apply a predetermined voltage to each of the electrodes. An image pickup tube device comprising: A shield cylinder is attached to the second grid electrode in a downstream direction, and the electron beam density is maximized inside the shield cylinder. (2) When the distance from the tip of the shield cylinder to the center of the second restriction hole is l 1 and the distance from the center of the second restriction hole to the cathode is l 2 , l 1 l 2 = The imaging tube device according to claim 1, wherein the scope of utility model registration is set in the range of 2 to 12. (3) The voltage applied to the first grid electrode is 0 to +15 with respect to the cathode, and the voltage applied to the second grid electrode is +50 to +3 with respect to the cathode.
The imaging tube device according to claim 1, wherein the utility model registration is set to 00.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984146218U JPH0355234Y2 (en) | 1984-09-27 | 1984-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984146218U JPH0355234Y2 (en) | 1984-09-27 | 1984-09-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6161750U true JPS6161750U (en) | 1986-04-25 |
| JPH0355234Y2 JPH0355234Y2 (en) | 1991-12-09 |
Family
ID=30704458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984146218U Expired JPH0355234Y2 (en) | 1984-09-27 | 1984-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0355234Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS577052A (en) * | 1980-05-14 | 1982-01-14 | Thomson Csf | Electron gun for focusing beam and device with same gun and particularly vidicon tube |
| JPS58188037A (en) * | 1982-04-28 | 1983-11-02 | Sony Corp | Electron gun |
-
1984
- 1984-09-27 JP JP1984146218U patent/JPH0355234Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS577052A (en) * | 1980-05-14 | 1982-01-14 | Thomson Csf | Electron gun for focusing beam and device with same gun and particularly vidicon tube |
| JPS58188037A (en) * | 1982-04-28 | 1983-11-02 | Sony Corp | Electron gun |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0355234Y2 (en) | 1991-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6161750U (en) | ||
| JPS6354241U (en) | ||
| JPH0357680U (en) | ||
| JPS6148645U (en) | ||
| JPS5953754U (en) | Mesh electrode for electrostatic deflection type cathode ray tube | |
| JPH0447248U (en) | ||
| JPS6384863U (en) | ||
| JPH0326955U (en) | ||
| JPS62157048U (en) | ||
| JPH0476240U (en) | ||
| JPH01160648U (en) | ||
| JPS63145250U (en) | ||
| JPS599463U (en) | Image tube | |
| JPS61112565U (en) | ||
| JPS633050U (en) | ||
| JPS58169651U (en) | Cathode ray tube for light source | |
| JPS63116962U (en) | ||
| JPS58104557U (en) | Image tube | |
| JPS61197638U (en) | ||
| JPS61206254U (en) | ||
| JPS59161257U (en) | cathode ray tube | |
| JPS645356U (en) | ||
| JPS58110949U (en) | ion gun | |
| JPS62131355U (en) | ||
| JPS6265765U (en) |