After proving that a 1080p webcam on USB 3.0 was possible, to the surprise of none, Point Grey's latest addition is a little more impressive, This "ice-cube sized" camera can pipe 4096 x 2160 images through that capacious USB 3.0 port, using Sony's new IMX1221 Exmor R sensor. Thanks to its size, the camera is geared toward business-centric applications, including broadcasting and high-resolution optical inspection -- which goes some way to explaining the $945 retail price. The full technical spec sheet waits in the press release, right after the break.