| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a downright backlight that excels in color uniformity. <P>SOLUTION: The downright backlight has a light source, a laminated sheet including a laminated body with two kinds of resin layers with different refractive indices laminated, and a diffusion plate arrayed in that order, of which the laminate has two kinds of resin layers with different refraction indices alternately laminated in 100 layers or more, and that, with particles with a number average particle size of 1μm or more and 10μm or less contained by 0.01% by mass or more and 10% by mass or less with respect to the laminate as a whole. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
