| 摘要 |
PROBLEM TO BE SOLVED: To provide an optical wavelength conversion device that efficiently release heat generated from a phosphor.SOLUTION: The optical wavelength conversion device includes: a transparent heat conductor 11; a light reflection layer 14 provided at a bottom part of the transparent heat conductor 11; radiators 17a, 17b on which the transparent heat conductor 11 is mounted through the light reflection layer 14; a phosphor part 13 provided on a surface of the transparent heat conductor 11 facing the light reflection layer 14 and including a phosphor; and a light input part 12 provided on part of the surface of the transparent heat conductor 11. |
