Sony's Xperia 1 and 5 Mark III introduce first ever variable optical zoom (but that's not what we're excited about)

Sony has just announced the Xperia 1 Mark III, its flagship smartphone with camera technologies borrowed from its Alpha line of cameras, as well as display, cinema and audio capabilities built from the know-how of the broad divisions within Sony Electronics. While companies have teased the development of such actual optical zoom modules, with optics containing moving elements to shift the focal length from a wider to a more telephoto one, Sony is the first to incorporate such a design into a shi...