Title:
LIGHT-EMITTING ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTOR
Document Type and Number:
Japanese Patent JP2023088975
Kind Code:
A
Abstract:
To provide a light-emitting element which realizes further suppression of emission area expansion and further improvement in directivity.SOLUTION: A light-emitting element 1000-1 is provided, comprising at least a phosphor layer 1002 and an emission angle selection layer 1001 for emitting light incident at a given angle, arranged in the described order, where the phosphor layer contains a phosphor 500 and a light scatterer 600.SELECTED DRAWING: Figure 1
Inventors:
MORITA HIROKI
KOBAYASHI IZUSHI
KOBAYASHI IZUSHI
Application Number:
JP2023044484A
Publication Date:
June 27, 2023
Filing Date:
March 20, 2023
Export Citation:
Assignee:
SONY GROUP CORP
International Classes:
G03B21/14; F21S2/00; F21V3/00; F21V3/02; F21V3/06; F21V3/08; F21V3/10; F21V7/05; F21V7/30; F21V9/32; F21V14/02; G02B5/00; G02B5/02; G02B5/20; G03B21/00
Attorney, Agent or Firm:
Kaoru Watanabe