Title:
FLUORESCENCE EMITTING ELEMENT, LUMINAIRE, AND PROJECTOR
Document Type and Number:
Japanese Patent JP2019020476
Kind Code:
A
Abstract:
To provide a fluorescence emitting element from which high efficiency for light utilization can be obtained; to provide a luminaire that includes the wavelength conversion element; to provide a projector that includes the luminaire.SOLUTION: A fluorescence emitting element comprises a fluorescent member, a first reflection member and a supporting member. The fluorescent member has a first side face and a bottom face and emits fluorescence. The first reflection member has a first end and a first end face provided at the first end. The supporting member has a supporting surface supporting the bottom face of the fluorescent member and the first reflection member. The first end face has light reflectivity. The first reflection member has the first end face provided adjacent to the first side face and has a thick wall part thicker than the first end.SELECTED DRAWING: Figure 4
Inventors:
AKIYAMA KOICHI
Application Number:
JP2017136344A
Publication Date:
February 07, 2019
Filing Date:
July 12, 2017
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
G03B21/14; H01S5/022; H04N5/74
Attorney, Agent or Firm:
Yasushi Matsunuma
Kazunori Onami
Hiroyuki Matsumoto
Akio Sato
Kazunori Onami
Hiroyuki Matsumoto
Akio Sato