| 摘要 |
<p>PROBLEM TO BE SOLVED: To dim a lighting fixture in accordance with not only the amount of external light, but also the application of the lighting fixture.SOLUTION: A storage section 150 of an illumination control device 100 stores the amount of change of illuminance in a room as a first variation, as the condition for changing the dimming rate of a base light by a certain amount. The storage section 150 also stores the amount of change of illuminance in a room as a second variation, as the condition for changing the dimming rate of a spot light by a certain amount. The storage section 130 of an illumination control device 100 changes the dimming rate of the base light every time when the illuminance of a room changes by a first variation, and changes the dimming rate of the spot light by a first variation every time when the illuminance of a room changes by a second variation.</p> |
