LG shows concept demo of roll-up screen

Curved, thin, flexible: Pick any two. – Korean manufacturing behemoth LG created a stir at CES when they presented a concept demonstration of a digital display device that can be rolled up like a newspaper. The resolution on the 18-inch prototype is 1200 x 810. LG says the goal is 4K quality on a 55-inch screen. LG was able to create the demo device by making a key production change. Past flexible display devices have used LED technology; LG has switched in its development work to thinner, more-flexible OLED technology (organic light-emitting diodes). The change allowed them to give the current model a thickness of 2.57 millimeters. Read more at Graphic Speak