2016-03-15

Panelists at National Lighting Bureau Weigh in Opinions on IES TM-30-15

The Color-Rendering Index (CRI) is a well-established tool used to indicate how accurately a given light source renders color when compared to a "reference" light source. The higher a given light source’s CRI (rated on a 0% to 100% scale), the better its color-rendering ability is assumed to be.
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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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