SUPERB IMAGE QUALITY - Experience exceptional clarity with 5 FLD and 4 aspherical lens elements, minimizing distortion and aberrations for stunningly detailed photos across the entire zoom range. VERSATILE WIDE-ANGLE ZOOM - Capture expansive landscapes and architecture with the 16-28mm focal length, perfect for creative compositions and dynamic perspectives on Sony E-mount cameras. BEAUTIFUL BOKEH EFFECT - Achieve smooth and pleasing background blur with the 9-blade rounded diaphragm, ideal for portraits and isolating subjects with a shallow depth of field at f/2.8. COMPACT AND LIGHTWEIGHT DESIGN - Enjoy easy portability with its 15.9 oz (450g) weight and 3 x 4' dimensions, making it a great travel companion without compromising optical performance.