2013-12-11

Consumer Reports: Affordable LED Bulbs That Shine Above Brightness Claims in Tests

The incandescent bulb's days are numbered; by Jan.1, 2014, most will have been phased out. And a typical 60-watt bulb costs more than three times as much per year to run as a similar LED bulb. The preliminary findings of Consumer Reports latest tests show that the newest and least expensive LEDs are shining bright.   
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For three decades, white LEDs have depended on rare earth materials such as yttrium aluminum garnet (YAG) layered onto a blue LED chip (Figure 1). Seoul Viosys Co., Ltd. (KOSDAQ: 092190) today announced that it has broken that dependence. It h... READ MORE

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