| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve the color reproducibility of a multicolor picture displayed using a cold cathode tube. <P>SOLUTION: The picture display device includes: the cold cathode tube; and a filter having at least one absorption maximum in a visible light region and 575-600 nm half width wavelength range at the absorption maximum. <P>COPYRIGHT: (C)2007,JPO&INPIT |
