About CRAFORD M.George
About Philips Lumileds Lighting Co.
About Journal of Light & Visual Environment
About white light
About light emitting diode
About lighting technology
About output
About light source
About solid-state display
About visible spectrum
About monochromatic light
About quantum efficiency
About color temperature
About flip chip method
About high power output
About 固体照明
About Light emitting devices
About 固体照明
About 高出力
About LED
About 現状
About 傾向