| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a light guide plate having high light-using efficiency, to provide a lighting system having a plurality of lighting areas, and to provide an electro-optical device and electronic apparatus using the lighting system. <P>SOLUTION: This light guide plate 12 is provided with an adjoining first lighting area 121 and a second lighting area 122, and a slit part 123 provided with a side surface 123a having a mirror surface, which is positioned in the side of the first lighting area 121, between the first lighting area 121 and the second lighting area 122. <P>COPYRIGHT: (C)2004,JPO |
