| 摘要 |
A display device includes a plasma tube array including a plurality of plasma tubes arranged in parallel; a plurality of display electrodes provided on a front side of the plasma tube array so as to be extended perpendicularly to a longitudinal direction of the plasma tubes; and a plurality of address electrodes provided on a rear side of the plasma tube array so that each address electrode is extended along each plasma tube longitudinally; each plasma tube having a tube, a discharge assisting film having a thickness different from part to part, and a phosphor film, wherein the discharge assisting film is provided on an inner surface of each tube, the thickness of the discharge assisting film is larger at the front side than at the rear side, and the phosphor film is formed on the discharge assisting film at the rear side.
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