UDC and LG has been showing a wrist-worn flexible OLED prototype for a long time now. They have released some new information on the display today.

The display is 4", supporting 320x240 pixels at 100ppi. The luminance is 100cd/m2, contrast 1,000:1. The whole panel is 0.3mm thick, with a steel plate as substrate, using amorphous Si TFT. It weights 8g. 

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Cambridge Isotope Laboratories - Deutreated Reagents and High-Purity Gases for OLEDsCambridge Isotope Laboratories - Deutreated Reagents and High-Purity Gases for OLEDs