| 摘要 |
PROBLEM TO BE SOLVED: To provide an ultraviolet light-emitting element, excellent in light emitting efficiency, having a small performance variation and a manufacturing method of the same.SOLUTION: An ultraviolet light-emitting element 100 includes: a substrate 10; a semiconductor laminate part 20, including a light-emitting layer 22, formed on a first principle plane S1 side of the substrate 10; a first electrode part 31 and a second electrode part 32, for providing the semiconductor laminate part 20 with power; a recess part 11, formed at a part on a second principle plane S2 side positioned on the opposite side of the first principle plane S1 of the substrate; and an optical member 40, disposed at the recess part 11.SELECTED DRAWING: Figure 1 |
