The Rokinon 20mm f/1.8 AS ED UMC is a fast, wide-angle prime lens designed for full-frame DSLR cameras, offering exceptional sharpness and clarity for landscape, architecture, and low-light photography. With its bright f/1.8 aperture, this lens excels in capturing detailed images in dim lighting while providing excellent subject isolation and depth of field control. The advanced optical design includes Aspherical (AS) and Extra-Low Dispersion (ED) elements, which help reduce chromatic aberrations and distortion, ensuring crisp, high-contrast images with vibrant colors. The UMC (Ultra Multi-Coating) minimizes flare and ghosting, delivering clear, sharp photos even in challenging lighting conditions. The durable construction and wide 20mm field of view make it ideal for capturing sweeping landscapes, architectural shots, and creative compositions. Whether you're shooting wide-open vistas or detailed close-ups, the Rokinon 20mm f/1.8 AS ED UMC offers outstanding image quality and value for photographers seeking a versatile, high-performance wide-angle lens.