Sharp has just introduced a couple of high-end TVs if you're rich enough to be seeking an UltraHD set and lucky enough to live in Japan: the 70-inch LC-70UD1 and the 60-inch LC-60UD1, part of the new 4K Aquos UD1 series. Each will feature Sharp's 4K "Moth-eye" panel, Aquos 4K-Master Engine Pro HD upconversion engine, 2.1 channel THX surround and 3D capability. The 70-inch model will run 850,000 yen ($8,290) and launch on June 15th, while the 60-inch set will arri