On March 2014, Konica Minolta announced it developed the world's most efficient OLED lighting panel - at 131 lm/W. Only two months later, the Japanese company announced it developed an even more efficient panel at 139 lm/W.
Konica's new panel has an emitting area of 15 square centimeters, a lifetime of 55,000 hours (LT50) at a brightness of 1,000 cd/m2 and a CRI of 81. The color temperature is 2857K.
