| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a light guide plate capable of easily thickening the vicinity of its light-incident face and an illuminating device using the same. <P>SOLUTION: For the illuminating device provided with a light source, and a light guide plate guiding light from the light source, the light guide plate 100 includes a substrate 110' with translucency, and a protrusion 130' with translucency adjacent to an end face of the substrate and jointed to an edge of the surface 110b' of the substrate, an end face 110a' of the substrate and an end face 130a' of the protrusion are arranged in opposition to the light source. <P>COPYRIGHT: (C)2010,JPO&INPIT |
