Bundle Includes: Sigma 17mm f/4 DG DN Contemporary Sony E Bundle, Backpack, Filter Kit, Lens Cap Keeper, Cleaning Solution Cleaning Cloth, Tabletop Tripod, Air Blower, Cleaning Brush. Ultra-Wide, Ultra-Compact Design Experience the freedom of wide-angle photography without the bulk. The Sigma 17mm f/4 DG DN Contemporary Lens offers a sweeping 104° angle of view in an incredibly compact bodyjust 2.5 x 2 inches and under 8 oz. Perfect for travel, street photography, vlogging, and everyday shooting, this lens gives you expansive perspectives with minimal weight.. High-Performance Optics for Stunning Clarity Designed for full-frame Sony E-mount mirrorless cameras, this lens features a precision optical layout including 2 SLD and 3 aspherical elements, delivering sharp, high-resolution images with minimal distortion and chromatic aberration. A Super Multi-Layer Coating reduces ghosting and flare, ensuring clear, contrast-rich results in any lighting.. Smooth Autofocus & Close Focusing