| 摘要 |
PROBLEM TO BE SOLVED: To provide a light-emitting device capable of achieving both of satisfactory heat dissipation and optical control.SOLUTION: A light-emitting device 1 includes a laser excitation ceramic phosphor 20. The ceramic phosphor 20 includes: a light emitting part 21 constituted of a plate-like ceramic containing a laser excitation fluorescent substance; and a reflection part 22 which is formed enclosing the light emitting part 21 to reflect a beam of light 23 from the light emitting part 21.SELECTED DRAWING: Figure 1 |
