| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a portable lighting device 1 which efficiently uses excited light as illumination light with power consumption reduced. <P>SOLUTION: The portable lighting device 1 is provided with a case part 2 made of materials of metal, plastic or the like, a photoluminescent part 3 accumulating excited light as photoluminescence and emitting the accumulated photoluminescence as emission light, a transparent member part 4 made of transparent materials of glass, plastic or the like, an excited light reflecting part 5 formed on the transparent member part 4 reflecting the excited light and transmitting the emission light, a light source part 6 made of an LED emitting excited light with power supplied, a fluorescent lamp, a discharge lamp or the like, and a power source part 9 supplying power to the light source part 6. <P>COPYRIGHT: (C)2012,JPO&INPIT |
