28-70mm F/2.8 G. For versatility and image quality, this lens covers a very popular zoom range from a wide 28mm to a telephoto 70mm setting. Its large maximum aperture of F/2.8 at any focal length makes it ideal for portraits, sports and low-light situations. Its design includes a 9-blade circular aperture that produces rounded, natural-looking backgrounds. Two compound aspherical elements greatly reduce aberrations, while a flare-cutter minimizes flare at all times. FEATURES: * Lens construction: 16 elements in 11 groups * Angle of view: 75-34 degrees * Minimum focusing distance: 2 ft 9 inches * Minimum F/stop: F/22 * Filter size: 72mm * Weight: 30 oz.