Sony SEL 28mm F2.0 The Sony SEL 28mm F2.0 full-frame lens is an excellent choice as an additional lens in a standard lens set. It features a bright maximum aperture of F2.0 and excellent overall optical performance. Advanced lenses provide excellent sharpness right up to the edges of the image, as well as smooth bokeh. Thanks to the maximum aperture of F2.0, it is easier to capture sharp images indoors or handheld in low-light conditions. The integrated focusing mechanism provides stable and quiet autofocus, perfect for both videos and photographs; 3 aspherical elements, including an AA (advanced aspherical) lens and two ED elements, and the multi-layer coating ensure exceptional optical performance in a compact lens. Features of Sony SEL 28mm F2.0 Lens construction: 9 elements in 8 groups Minimum focusing distance: 0.29 m Maximum magnification ratio: 0.13 x 9-blade rounded diaphragm Dust and moisture resistant Filter size: 49 mm