| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a light source device with a simple structure and taking little time and efforts for manufacturing, as well as a lighting device using the same. <P>SOLUTION: The light source device 4 has point light sources, a reflection hood consisting of a bottom part on which the point light sources are installed, and a pair of opposed side curved parts which are installed extended to an outside direction from both opposed side parts of the bottom part and of which end parts are open, and in which the face opposed to the inner space surrounded by the bottom part and the pair of side curved parts is formed of a reflecting surface. The light source device 4 further has a light diffusion sheet provided at a position opposed to the point light sources so as to close the opening of the reflection hood formed of the open end parts of the pair of side curved parts. <P>COPYRIGHT: (C)2013,JPO&INPIT |
