A wavelength conversion member includes a substrate and a fluorescent film that is disposed on the substrate and emits fluorescence upon reception of excitation light, wherein the fluorescent film includes an aggregate of a plurality of fluorescent particles, the aggregate being formed as a result of contact among the fluorescent particles, and a glass material filling gaps between the fluorescent particles in the aggregate, and a total volume of a volume of the glass material and a volume of the fluorescent particles in the fluorescent film is equal to or less than an envelope volume of the aggregate of the fluorescent particles in the fluorescent film.
申请公布号
EP2903040(A1)
申请公布日期
2015.08.05
申请号
EP20140003791
申请日期
2014.11.11
申请人
SHARP KABUSHIKI KAISHA;NATIONAL INSTITUTE FOR MATERIALS SCIENCE