INCLUDED - Sigma 24-70mm f/2.8 DG DN II Art Lens for L Mount, 52mm UV Lens Filter, Circular Polarizer Lens Filter, and Cleaning Kit. EXCEPTIONAL IMAGE QUALITY - Featuring 19 elements in 15 groups, including 6 FLD, 2 SLD, and 5 aspherical elements, this lens delivers superior optical performance. VERSATILE FOCAL LENGTH - The 24-70mm zoom range provides flexibility for various photographic scenarios, from wide-angle landscapes to detailed portraits. FAST APERTURE - A constant f/2.8 maximum aperture ensures excellent low-light performance and beautiful background blur (bokeh effect).