| 摘要 |
PROBLEM TO BE SOLVED: To provide a wavelength conversion element, a light source device, and a projector that allow fluorescence to be extracted efficiently.SOLUTION: A wavelength conversion element comprises a substrate, a wavelength conversion layer that is provided on one surface side of the substrate and converts first light of a first wavelength to second light of a second wavelength, a metal reflective film disposed between the substrate and wavelength conversion layer, and a dichroic mirror disposed between the metal reflective film and wavelength conversion layer.SELECTED DRAWING: Figure 2 |
