| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that the light irradiated from a light source penetrates through the holes formed on a reflection plate, and transmitted to the other side of the reflection plate opposite to the light source side. SOLUTION: The light irradiated from the light source is prevented from penetrating through the holes formed on the reflection plate and being transmitted to the other side of the reflection plate opposite to the light source side, by forming at least a part of a light source supporting device with a light transmission prevention means. COPYRIGHT: (C)2005,JPO&NCIPI |
