JPS58164379U - Color image projection device - Google Patents
Color image projection deviceInfo
- Publication number
- JPS58164379U JPS58164379U JP2616283U JP2616283U JPS58164379U JP S58164379 U JPS58164379 U JP S58164379U JP 2616283 U JP2616283 U JP 2616283U JP 2616283 U JP2616283 U JP 2616283U JP S58164379 U JPS58164379 U JP S58164379U
- Authority
- JP
- Japan
- Prior art keywords
- ray tube
- cathode ray
- projection device
- image
- green
- 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
- Electrodes For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Video Image Reproduction Devices For Color Tv Systems (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図及び第２図は夫々従来のカラー映像投射装置の路
線図、第３図は本考案によるカラー映像投射装置の一例
の路線図、第４図はその２色陰極 。
線管の構成図、第５図は２色陰極線管の説明図、
−第６図及び第７図は夫々本考案装置の２色陰極線管
の各側の螢光面とアパーチャグリルとビームのランディ
ングスポットの関係を示す図、第８図は本考案装置の説
明に供する色度図、第９図は赤、緑、青の各螢光体の発
光スペクトル図である。
１Ｒは赤の単原色による第１の陰極線管、２Ｒはその再
生像、ｌＢＧは青及び緑の２原色再生の第２の陰極線管
、ＡＧは電子ビーム到達位置決定用電極となるアパーチ
ャグリル、ＳＬはアパーチャグリルＡＧのスリット、Ｓ
は螢光体、Ｂ及びＧは青及び緑の各螢光体ストライプ、
ＳＰＢ及びＳＰ。
は夫々前及び緑に対応する電子ビームのランディングス
ポットである。1 and 2 are route diagrams of a conventional color image projection device, FIG. 3 is a route diagram of an example of a color image projection device according to the present invention, and FIG. 4 is a two-color cathode thereof. A configuration diagram of a ray tube, Figure 5 is an explanatory diagram of a two-color cathode ray tube,
- Figures 6 and 7 are diagrams showing the relationship between the phosphor surface, the aperture grille, and the beam landing spot on each side of the two-color cathode ray tube of the device of the present invention, and Figure 8 is for explaining the device of the present invention. The chromaticity diagram, FIG. 9, is a diagram of the emission spectra of red, green, and blue phosphors. 1R is the first cathode ray tube that reproduces the single primary color of red, 2R is its reproduced image, lBG is the second cathode ray tube that reproduces the two primary colors of blue and green, AG is the aperture grill that becomes the electrode for determining the electron beam arrival position, and SL is the slit of aperture grill AG, S
is a phosphor, B and G are blue and green phosphor stripes,
SPB and SP. are the landing spots of the electron beam corresponding to front and green, respectively.
Claims (1)
及び緑に対応する各々の電子ビームを発射する電子銃と
、青色螢光体と緑色螢光体とが交互に配列された螢光面
と、上記各々の電子ビームを上記螢光面上で一致する如
く偏向させるコンバージェンス手段と、上記電子銃と上
記螢光面との間に配置され上記各々の電子ビームを各々
対応する色の螢光体のほぼ中心に到達させるための複数
の透孔が形成された電子ビーム到達位置決定用電極とを
有する青及び緑の２原色による再生画像を得る第２の陰
極線管と、上記第１の陰極線管による画像と上記第２の
陰極線管による画像とをスクリーン上で重ね合う如く投
射する投射手段とを有し、上記電子ビーム到達位置決定
用電極の上記透孔の幅を上記各螢光体の少なくとも一方
の幅よりも広くしたことを特徴とするカラー映像投射装
置。A first cathode ray tube for producing a reproduced image using a single primary color of red, an electron gun for emitting electron beams corresponding to blue and green, and a fluorescent lamp in which blue phosphors and green phosphors are alternately arranged. a light surface, a convergence means for deflecting each of the electron beams so as to coincide with each other on the phosphor surface, and a convergence means disposed between the electron gun and the phosphor surface to deflect each of the electron beams of a corresponding color. a second cathode ray tube for obtaining a reproduced image in two primary colors of blue and green; projection means for projecting an image from the cathode ray tube and an image from the second cathode ray tube so as to overlap each other on a screen; A color image projection device characterized in that the width is wider than at least one of the widths of the color image projection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2616283U JPS6041640Y2 (en) | 1983-02-24 | 1983-02-24 | Color image projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2616283U JPS6041640Y2 (en) | 1983-02-24 | 1983-02-24 | Color image projection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58164379U true JPS58164379U (en) | 1983-11-01 |
| JPS6041640Y2 JPS6041640Y2 (en) | 1985-12-18 |
Family
ID=30038118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2616283U Expired JPS6041640Y2 (en) | 1983-02-24 | 1983-02-24 | Color image projection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6041640Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04207773A (en) * | 1990-11-30 | 1992-07-29 | Matsushita Electric Ind Co Ltd | Liquid crystal projection type television |
-
1983
- 1983-02-24 JP JP2616283U patent/JPS6041640Y2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04207773A (en) * | 1990-11-30 | 1992-07-29 | Matsushita Electric Ind Co Ltd | Liquid crystal projection type television |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6041640Y2 (en) | 1985-12-18 |
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