With 4K cameras suddenly popping up everywhere we look at NAB 2012, it's little surprise that Canon is showing off this matching 30-inch prototype intended for the very professionals tasked with mastering video shot by its latest hardware. Like the retina display, it produces an effect where no matter how close you're standing it's still impossible to pick out the individual pixels, and easily matched what we'd seen from a prototype 20-inch 4K LCD from Panasonic at CES. The people we spoke to who handled some of the work on Canon's demo footage preferred it to their 2K projectors for the clarity and ability to get pixel accura
