| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lighting system capable of lighting a light source part for a longer time, and improving visibility. <P>SOLUTION: The lighting system comprises a photovoltaic power generation part 1 for generating power by sunlight; a rechargeable battery part 2 for accumulating the power generated by the photovoltaic power generation part 1; a residual quantity detection part 3 for detecting a residual quantity of the rechargeable battery part 2; a light source part 4 including a first light source 4a capable of obtaining light with a relative high color temperature and a second light source 4b capable of obtaining a relative lower color temperature than that of the first light source 4a; a first lighting system 6a for lighting the first light source 4a using the rechargeable battery part 2 as a power source; a second lighting system 6b for lighting the second light source 4b using the rechargeable battery part 2 as a power source; and a control part 5 for controlling light of the first light source 4a and the second light source 4b by controlling the first lighting system 6a and the second lighting system 6b based on the residual quantity of the rechargeable battery part 2 detected by the residual quantity detection part 3 using the rechargeable battery part 2 as a power source. <P>COPYRIGHT: (C)2012,JPO&INPIT |
