INCLUDED - Sigma 17-40mm f/1.8 DC Art Lens for Fujifilm X, 67mm Filter Kit, PC Software Kit, Cap Keeper, and Cleaning Kit for comprehensive photographic needs. SUPERIOR IMAGE QUALITY - Experience exceptional clarity and detail with 17 elements in 11 groups, including 4 SLD and 4 aspherical elements, ensuring pristine images. VERSATILE APERTURE RANGE - Achieve stunning background blur and excellent low-light performance with a wide f/1.8 maximum aperture and a minimum of f/16. RAPID AUTOFOCUS SPEED - Capture decisive moments with precision thanks to the reliable autofocus system, ensuring sharp focus for dynamic subjects.