| 摘要 |
Disclosed is a color CRT capable of obtaining the safety for an explosion by setting a band force of a reinforcing band coupled to a flat panel to be optimum, wherein a ratio of an effective surface of the panel is 4:3 and a following condition 0.0426*U<2>-46.848*U+14095<=T*W*Yp<=0.0381*U<2>-35.517*U+9994.1 is satisfied.
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