JPS5873552U - Beam index type color cathode ray tube - Google Patents

Beam index type color cathode ray tube

Info

Publication number
JPS5873552U
JPS5873552U JP16829281U JP16829281U JPS5873552U JP S5873552 U JPS5873552 U JP S5873552U JP 16829281 U JP16829281 U JP 16829281U JP 16829281 U JP16829281 U JP 16829281U JP S5873552 U JPS5873552 U JP S5873552U
Authority
JP
Japan
Prior art keywords
index signal
ray tube
cathode ray
optical index
color cathode
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
Application number
JP16829281U
Other languages
Japanese (ja)
Inventor
本田　豊太
文夫 井上
Original Assignee
株式会社日立製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP16829281U priority Critical patent/JPS5873552U/en
Publication of JPS5873552U publication Critical patent/JPS5873552U/en
Pending legal-status Critical Current

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  • Cathode-Ray Tubes And Fluorescent Screens For Display (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のインデックス形カラーブラウン管の１例
を示す側断面図、第２図、第３図はそのフェースプレー
ト部分を示す図、第４図はＰ、螢光体とＰ４□螢光体の
相対発光スペクトルを示す図、第５図は残光特性を示す
図、第６図ａは２種類の光インデックス信号発光体を利
用した場合のフェースプレートの構造図、第７図は第６
図に対する本考案の１実施例を示す図、第８図は本考案
の別の１実施例を示すフェースプレートの構造図である
。 ２・・・ファンネル、４・・・電子銃、８・・・メタル
バック、１０・・・光インデックス信号、１２・・・光
電変換素子。Figure 1 is a side sectional view showing an example of a conventional index-type color cathode ray tube, Figures 2 and 3 are views showing its face plate, and Figure 4 shows the P, phosphor and P4□ phosphor. Figure 5 is a diagram showing the afterglow characteristics, Figure 6a is a structural diagram of the face plate when two types of optical index signal emitters are used, and Figure 7 is a diagram showing the
FIG. 8 is a structural diagram of a face plate showing another embodiment of the present invention. 2... Funnel, 4... Electron gun, 8... Metal back, 10... Optical index signal, 12... Photoelectric conversion element.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ２種類以上の光インデックス信号発光体を互いに異なる
間隔で塗布したフェースプートと、電子ビームを発射す
る電子銃を少なくとも有する光方式ビームインデックス
形ブラウン管において、水平走査方向に対して、残光時
間の短い光インデックス信号発光体から残光時間の長い
光インデックス信号発光体までの間隔の方が、残光時間
の長い光インデックス信号発光体から残光時間の短い光
インデックス信号発光体までのそれよりも短くなる順序
に光インデックス信号発光体を塗布することを特徴とす
るビームインデックス形カラーブラウン管。An optical beam index type cathode ray tube having at least a face plate coated with two or more types of optical index signal light emitters at different intervals and an electron gun for emitting an electron beam, which has a short afterglow time in the horizontal scanning direction. The distance from the optical index signal emitter to the optical index signal emitter with a long afterglow time is shorter than that from the optical index signal emitter with a long afterglow time to the optical index signal emitter with a short afterglow time. A beam index type color cathode ray tube characterized in that optical index signal light emitters are applied in the following order.
JP16829281U 1981-11-13 1981-11-13 Beam index type color cathode ray tube Pending JPS5873552U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16829281U JPS5873552U (en) 1981-11-13 1981-11-13 Beam index type color cathode ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16829281U JPS5873552U (en) 1981-11-13 1981-11-13 Beam index type color cathode ray tube

Publications (1)

Publication Number Publication Date
JPS5873552U true JPS5873552U (en) 1983-05-18

Family

ID=29960344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16829281U Pending JPS5873552U (en) 1981-11-13 1981-11-13 Beam index type color cathode ray tube

Country Status (1)

Country Link
JP (1) JPS5873552U (en)

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