| 摘要 |
PROBLEM TO BE SOLVED: To provide a room light environment which is fitting for 'a happy circle' and 'relaxation' that are required for a Japanese living room in which residents spend a lot of time. SOLUTION: The vertical cross section of distribution light has its main distribution light downward in an almost vertical direction, auxiliary distribution light between the vertical and horizontal directions, a shape which is located between the main distribution light and the auxiliary distribution light, and low-brightness part that has lower brightness than any of brightness of the maximum brightness for the main and auxiliary distribution light. By setting such a luminaire whose horizontal section of distribution light is almost concentric at the center of the ceiling, a room light environment which is fitting for 'a happy circle' and 'relaxation' is provided. |
