| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lighting device equipped with an optical sensor having excellent light receiving to enable appropriate detection. <P>SOLUTION: The lighting device is provided with a light source part 2 including a substrate 21 and a light emitting element 22 mounted on the substrate 21; a fixing member 3 of which on the front face side this light source part 2 is arranged; a lighting device 4 including a circuit board 41 arranged on the rear face side of the fixing member 3, a circuit component 42 which is mounted on the front face side of the circuit board 41 and opposes the rear face side of the fixing member 3, and an optical sensor 43 which is mounted on the rear face side of the circuit board 41 and detects luminance of the environment and controls the light source part 2; and a translucent cover member 1 for covering the light source part 2 and the lighting device 4. <P>COPYRIGHT: (C)2013,JPO&INPIT |
