Sony has officially unveiled their VGN-UX50 Ultra Mobile PC. It features an Intel Core Solo U1300 (1.06-GHz) or U1400 (1.2-GHz) processor, 20GB/30GB hard drive, a 4.5-inch WSVGA touch-screen, and a 1.3-megapixel Motion-Eye camera. External interfaces include 802.11 a/b/g WLAN, CF/MS memory card reader, Bluetooth 2.0+ EDR, and a USB port. Pricing and availability have not yet been announced. More pics after the jump.