The Sigma 20mm f/1.4 DG DN Art is a fast, wide-angle prime lens designed for full-frame mirrorless cameras, offering exceptional image quality and creative control for landscape, astrophotography, and architectural photography. With its ultra-wide 20mm focal length and bright f/1.4 aperture, this lens excels in capturing expansive scenes with incredible detail and clarity, even in low-light conditions. The advanced optical design features Special Low Dispersion (SLD) and aspherical elements that minimize chromatic aberrations and distortion, ensuring sharp, high-contrast images with vibrant colors and impressive clarity. The lens also boasts a smooth, fast autofocus system for quick and precise focusing, making it suitable for both stills and video work. Built with Sigma's renowned Art series craftsmanship, the lens is durable, weather-sealed, and ready for use in challenging outdoor environments. Whether capturing sweeping landscapes or the night sky, the Sigma 20mm f/1.4 DG DN Art delivers superior optical performance and creative versatility for photographers who demand the best.