| 摘要 |
A fluorescent screen for a color CRT including: a panel having a predetermined light transmittance: a black matrix formed on the inner surface of the panel for absorbing an external light; red, green and blue fluorescent material layers positioned on the upper surface of the panel where the black matrix is formed, for emitting light corresponding to each color; a red filter layer positioned between the red fluorescent material layer and the panel, for absorbing light having wave length except for the main light emitting region of the red fluorescent material layer; and a blue filter layer positioned between the red fluorescent material layer and the panel and the green fluorescent material layer and the panel, for absorbing light having a wave length except for the main light emitting region of the green fluorescent material layer and the blue fluorescent material layer.
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