Sony has unveiled a <a href=http://flatpanelshd.com/news.php?subaction=showfull&id=1357612111><b>56â€ť 4K OLED-TV</b></a> but Panasonic will also exhibit a 56-inch 4K OLED-TV at CES 2013 today. Sony and Panasonicâ€™s <a href=http://www.flatpanelshd.com/news.php?subaction=showfull&id=1340609224><b>OLED collboration</b></a> certainly seems to be moving forward.<br /><br /><h3>Panasonic 56â€ť 4K OLED-TV</h3>Panasonic says that they will exhibit a 56-inch OLED-TV with 4K resolution (3840x2160 pixels) at CES today. It was not mentioned at the press conference yesterday.<br /><br /><p align=center><img class="imgresponsive" src="pictures/sony4koledtv.jpg" alt="Sony 56-inch 4K OLED-TV"><br><i>Here you see Sonyâ€™s OLED-TV. It has been developed in a collaboration between Panasonic and Sony</i></p><br />Panasonic says that the OLED panels has been produced with an ink jet print method. This basically means that the OLED pixels are printed onto a substrate. The printing method allows Sony and Panasonic to create small and large OLED-TVs as the production method is flexible. Panasonic also confirms in the press release that the 56â€ť OLED panel has been developed in collaboration with Sony. <br /><br />Panasonic also says that the OLED-TV has a brightness level of 500 cd/m2 which is more than adequate for living room viewing. The OLED TV is 8.9 mm thin and weighs 12,9 kilograms.<br /><br />Panasonic refrains from talking about launch and pricing details.