Designed for use with Sony E-mount cameras, the manual focus Samyang 20mm F1.8 ED AS UMC is ideal for shooting interior images, landscapes, & street scenes. A wide-angle lens with a bright 1.8 aperture, this lens has a minimum focus distance of 0.2m, & is constructed of 13 elements in 12 groups, with 2 aspherical & 3 extra-low dispersion lenses to minimise aberrations.