| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an illumination system for realizing a comfortable illumination environment that is preferable for the rhythm of a living body at low costs. <P>SOLUTION: A controller 5 sets control target illuminance so that the environment illuminance of a room H becomes high at a first time zone from prescribed time in the morning after sunrise to time near noon along the rhythm of a living body, sets the control target illuminance so that the environment illuminance of the room H becomes low at a second time zone from prescribed time before and after sunset to prescribed time in the nighttime, and adjusts the quantity of outdoor daylight taken into the room H by controlling the opening/closing of an electric blind 3 so that the environment illuminance measured by an illuminometer 4 becomes the control target illuminance. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
