| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a low-cost and compact illumination device generating fluorescence having a plurality of wavelength bands by one wavelength conversion member. <P>SOLUTION: This illumination device 1 includes: a light source 21 emitting exciting light E; a phosphor 22 emitting fluorescence Fx, Fy having a spectrum different from the exciting light E from a plurality of regions of the surface by being excited by the exciting light E from the light source 21; and filters 23, 24 converting the fluorescence Fx, Fy emitted from the plurality of regions into light having spectra different from each other. <P>COPYRIGHT: (C)2013,JPO&INPIT |
