INCLUDED - Sigma 16-28mm f/2.8 DG DN Contemporary Lens, Hood, Front & Rear Caps, 72mm UV & CPL Filters, Cleaning Kit, Sigma 1 Year Warranty for comprehensive protection. SUPERIOR IMAGE QUALITY - Experience exceptional clarity and sharpness across the entire zoom range, thanks to the lens's advanced FLD and aspherical elements. VERSATILE WIDE-ANGLE ZOOM - Capture stunning landscapes and expansive interiors with the flexible 16-28mm focal length, perfect for diverse creative applications. BEAUTIFUL BOKEH EFFECT - Achieve smooth and pleasing background blur with the 9-blade rounded diaphragm, ideal for portraits and isolating subjects.