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Publikováno v:
SPIE Proceedings.
Light emitting diode (LED) became popular rapidly by the appearance of blue LED. Three color (R, G, B) emitting LEDs are utilized for the image display system by the development of multi color emitting LED. White LEDs became to commercial base by com
Publikováno v:
Light-Emitting Diodes: Research, Manufacturing, and Applications XI.
The luminaires utilizing high power LED are prevailing for general use. In the application, multiple numbers of LED are required to attain the desired brightness. It is important to control the light distribution to combine the luminous flux from eac