This compact full-frame F2.8 wide-angle zoom lens is an excellent match for -series bodies, with advanced technology ensuring that body performance is fully realized from ultra-wide 16 mm to wide 25 mm focal lengths. Outstanding G Lens resolution and bokeh are available throughout that range, and precision AF means fast, sharp focus. Great for wide-angle stills as well as movies. Three ED (Extra low Dispersion) glass elements and four aspherical elements that include one ED Aspherical glass element deliver high resolution from 16 mm to 25 mm. Flare, ghosting, and color bleeding are subdued for clarity, while F2.8 and 11 aperture blades create stunning G Lens bokeh. Max. magnification is 0.2x (AF)/0.23x (MF) with a minimum focus distance of 0.18 m (0.59ft) (AF)/0.17 m (0.56ft) (MF) at the wide end for stunning close-ups. Two specially optimized linear motors and a precision control system acquire focus on any subject with remarkable speed and accuracy. Tracking performance is also excel