| 摘要 |
PROBLEM TO BE SOLVED: To provide an embedded lighting fixture capable of securing higher heat dissipation characteristic even when it is arranged in a building of a heat-insulated structure.SOLUTION: An embedded lighting fixture 10 includes a lighting fixture body 2 embedded and arranged in an embedding hole c1 of a ceiling material C, a light source section 1 arranged on the lighting fixture body 2 and having a semiconductor light-emitting element, a heat dissipation member 3 arranged by being separated from the lighting fixture body 2 and arranged between a ceiling back face c2 side of the ceiling material C and an insulated material I arranged at the ceiling back face c2 side, and a heat transfer material 4 connecting between the lighting fixture body 2 side and the heat dissipation member 3 and transferring heat of the light source section 1 to the heat dissipation member 3. |
