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    • 4. 发明授权
    • CATHODE RAY TUBE
    • 阴极射线管
    • EP0181373B1
    • 1988-10-26
    • EP85902348.3
    • 1985-04-22
    • AT&T Corp.
    • SHMULOVICH, Joseph
    • H01J29/24H01J29/28H01J29/30
    • H01J29/28H01J29/24H01J29/30
    • In a CRT, the luminescent screen (10) includes an ordered array of rows and columns of phosphor elements (12), illustratively made of single crystal material. Each element is surrounded on all sides (except the light output face) by reflective material (16). To enhance light extraction efficiency, the output face may be textured. An electron beam (20) is made incident on the output face of selected ones of the elements and scans in two dimensions across the plane of the elements. Also described is an arrangement (Fig. 3) whereby the electron beam is made incident on the back surface of the elements opposite the output face.
    • 在CRT中,荧光屏(10)包括有序的行和列荧光元件(12)阵列,示例性地由单晶材料制成。 每个元件都被反射材料(16)包围在所有侧面上(光输出面除外)。 为了提高光提取效率,输出面可以被纹理化。 电子束(20)入射在所选元件的输出面上,并在元件的平面上以二维扫描。 还描述了一种装置(图3),其中电子束入射在与输出面相对的元件的后表面上。