| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent an irradiated object from making a shadow. <P>SOLUTION: The LED lighting system 1 includes an LED chip for emitting light, LED units 12 each having a light distribution control member for controlling light emitted from the LED chip to be condensed, and a rail unit having mounting parts for mounting two or more LED units. A clearance between the LED units 12 is determined in accordance with a distance from the LED unit 12 to an irradiation surface and Half Width at Half Maximum of the LED unit. <P>COPYRIGHT: (C)2011,JPO&INPIT |
