• The newly developed ultra high aspherical XA lens delivers a high resolution without sacrificing beautiful blur • The 11-blade circular aperture is used for the first α to create a natural and clean look • Properly placed 3 ED (Special Low Dispersion) glass to effectively correct axis chromatic aberration • The nano AR coating reduces reflections and provides good portability of nude • Two position detection sensors detect the position of the focus lens with high accuracy, and achieve the high AF accuracy required for high definition era