TESS, a Taiwanese manufacturing company, recently introduced a 7W LED bulb that, at 560 lumens, can serve as a replacement for a typical 500-lumen, 40W incandescent bulb (Figure 1). TESS has received ...
Prices for a 7W LED light bulb are likely to drop to US$8-10 in 2012, less than 20% higher than current prices for a 40W incandescent bulb, according to chairman Liao Zongren for Taiwan-based LED ...
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