select LED lights need to focus on nine basic performance
Date:2011-11-16 15:47
Status:Be resolved
Question:yixiaojie
diffuse point, higher prices.
6, different key to the quality of life is life, life is determined by light fades. Low optical attenuation, long, long life and high price.
7, chip LED illuminant for chip, different chips, prices vary considerably. Japan and the United States wafer more expensive, Taiwan and domestic chip prices lower than Japan, the United States.
8, wafer size chip size in edge length, much better quality than smaller chip LED the chip. Price is proportional to
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