Nikon has finally gotten in on the mirrorless camera game with the release of its Nikon 1 line of cameras. With the Nikon 1, the camera manufacturer now has the chance to compete with Sony NEX, Olympus PEN and Panasonic Micro Four Thirds cameras. The Nikon 1 uses a 1-inch CMOS sensor and, like Micro Four Thirds cameras, it has similar flexibility in accessories. The camera...