To increase the viewing quality of displays, optical films and polarizers were added onto displays and many companies have demonstrated their advanced optical films and polarizers at Touch Taiwan 2018.
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