
"OLED LIGHTING CONCEPT FOR CAR ROOFS IS A SOLAR-POWERED LIGHT SOURCE, TRANSPARENT WHEN SWITCHED OFF""Ludwigshafen and Eindhoven, January 19, 2012" - BASF and Philips have achieved a practical breakthrough in the development of OLED (Organic Light Emitting Diode) technology that allows it to be integrated in car roofs. The OLEDs are transparent when switched off, allowing for...