JPS6080651U - Anti-reflection cathode ray tube - Google Patents
Anti-reflection cathode ray tubeInfo
- Publication number
- JPS6080651U JPS6080651U JP1983171909U JP17190983U JPS6080651U JP S6080651 U JPS6080651 U JP S6080651U JP 1983171909 U JP1983171909 U JP 1983171909U JP 17190983 U JP17190983 U JP 17190983U JP S6080651 U JPS6080651 U JP S6080651U
- Authority
- JP
- Japan
- Prior art keywords
- ray tube
- cathode ray
- reflection cathode
- plate
- reflection
- 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
Landscapes
- Surface Treatment Of Optical Elements (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray 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図は反射防止型陰極線管の一例を示す断面図、第２
図は従来の反射防止型陰極線管の要部説明用断面図、第
３図は本考案の反射防止型陰極線管の一実施例の一部切
欠説明用断面図である。
２２、３２．４２・・・蛍光面、２３．３３． ４３・
・・フェースプレート、２４．４４・・・電子銃、２５
．４５・・・ネック、２６，３６，４６・・・ファンネ
ル、２７，３７．４７・・・透明樹脂、２８，３８゜４
８・・・駅パネル。Figure 1 is a sectional view showing an example of an anti-reflection cathode ray tube;
The figure is a cross-sectional view for explaining the main parts of a conventional anti-reflection cathode ray tube, and FIG. 3 is a partially cut-away cross-sectional view for explaining an embodiment of the anti-reflection cathode ray tube of the present invention. 22, 32.42... fluorescent screen, 23.33. 43・
...Face plate, 24.44...Electron gun, 25
．． 45...Neck, 26,36,46...Funnel, 27,37.47...Transparent resin, 28,38゜4
8...Station panel.
Claims (1)
ネルと内面に蛍光面が被着形成された所定の外面曲率半
径を有するフェースプレートによって構成された陰極線
管の前記フェースプレートの外面に多層の蒸着膜を施し
た低反射率のプレートガラスを装着してなる反射防止型
陰極線管において、前記プレートガラスの周辺部の肉厚
が中央部の肉厚より薄くなされていることを特徴とする
反射防止型陰極線管。 （２）フェースプレートの外面曲率半径が前記フェース
プレートの対角有効径の２．５倍以上であることを特徴
とする実用新案登録請求の範囲第１項記載の反射防止型
陰極線管。 （３）プレートガラスの中央部の透過率が７０±５％で
あることを特徴とする実用新案登録請求の範囲第２項記
載の反射防止型陰極線管。[Claims for Utility Model Registration] - (1) The face of a cathode ray tube is constituted by a funnel including a neck in which an electronic lock is housed, and a face plate having a predetermined outer surface curvature radius and having a fluorescent screen adhered to the inner surface. In an anti-reflection cathode ray tube equipped with a low-reflectance plate glass having a multilayered vapor-deposited film on the outer surface of the plate, the wall thickness of the peripheral portion of the plate glass is thinner than the wall thickness of the central portion. An anti-reflection cathode ray tube featuring (2) The anti-reflection cathode ray tube according to claim 1, wherein the radius of curvature of the outer surface of the face plate is 2.5 times or more the effective diagonal diameter of the face plate. (3) The anti-reflection cathode ray tube according to claim 2, wherein the transmittance of the center portion of the plate glass is 70±5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983171909U JPS6080651U (en) | 1983-11-08 | 1983-11-08 | Anti-reflection cathode ray tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983171909U JPS6080651U (en) | 1983-11-08 | 1983-11-08 | Anti-reflection cathode ray tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6080651U true JPS6080651U (en) | 1985-06-04 |
Family
ID=30374876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983171909U Pending JPS6080651U (en) | 1983-11-08 | 1983-11-08 | Anti-reflection cathode ray tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6080651U (en) |
-
1983
- 1983-11-08 JP JP1983171909U patent/JPS6080651U/en active Pending
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