Image pick-up tube target
    1.
    发明授权
    Image pick-up tube target 失效
    图像拾取管目标

    公开(公告)号:US4717854A

    公开(公告)日:1988-01-05

    申请号:US830714

    申请日:1986-02-19

    IPC分类号: H01J29/45 H01J31/26 H01J31/38

    CPC分类号: H01J29/456

    摘要: An image pick-up tube target comprising an N-type conductive film formed on a transparent substrate, and P-type photoconductive film in rectifying contact with the N-type conductive film and comprising a first layer containing As, fluoride and Se, a second layer containing As, Te and Se, a portion of said second layer containing fluoride, a third layer containing As and Se, the composition of the third layer being different along the direction of thickness thereof, a fourth layer containing As and Se, wherein the concentration of As in the second layer varies continuously along the direction of thickness thereof, and in the second layer the minimum As concentration is located on the first layer side of the second layer and the maximum As concentration is located on the third layer side of the second layer.

    摘要翻译: 包括形成在透明基板上的N型导电膜的图像拾取管目标和与N型导电膜整流接触的P型光电导膜,并且包括含有As,氟化物和Se的第一层,第二层 含有As,Te和Se的层,含有氟化物的第二层的一部分,含有As和Se的第三层,第三层的组成沿其厚度方向不同,含有As和Se的第四层,其中 第二层中的As浓度沿其厚度方向连续变化,在第二层中,最小As浓度位于第二层的第一层侧,最大As浓度位于第二层的第三层侧 第二层。