Rokinon 20mm f/1.8 AS ED UMC Wide Angle Lens with Built in AE Chip for Nikon

Compatible with both full frame and APS-C DSLR cameras Constructed of 13 elements in 12 groups with an aperture range of F1.8 to F27 Minimum focusing distance of 0.66 ft. Ultra Multi Coated (UMC) glass