GE is printing a light-emitting organic film in a roll-to-roll process.
OLED (organic light emitting diode) film is extremely efficient, easier to mass produce, cheap and can be used in a huge variety of lighting applications.
But OLEDs are not as efficient as LED and compact fluorescent lights, they allow to increase energy use by decreasing the cost of lights, and OLEDs currently don't put off an attractive light.
GE says that they could have OLEDs for sale commercially as light sources by 2010. I
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