INCLUDED - Sigma 18-35mm f/1.8 Lens, 50-100mm f/1.8 Lens, Hood, Caps, Pouch, 4-Year Warranty, ProOptic Filter Kit, Cleaning Kit, Cap Tether, & Lens Wrap. SUPERIOR IMAGES - Experience exceptional clarity with the f/1.8 aperture, perfect for low-light conditions and achieving beautiful background blur. VERSATILE ZOOM - Capture a wide range of subjects with the 18-35mm focal length, ideal for landscapes, portraits, and everyday photography needs. ADVANCED OPTICS - Benefit from 17 elements in 12 groups, including aspherical elements, minimizing distortion and ensuring high image quality.