• Compact ultra wide-angle prime is designed for full-frame Sony E-mount mirrorless cameras, however can also be used with APS-C models where it provides a 27mm equivalent focal length • The f/2.8 maximum aperture helps to achieve a compact, lightweight design while remaining suitable fast enough for working in available light conditions • Three extra-low dispersion elements reduce color fringing and chromatic aberrations in order to produce greater clarity and color rendering • Three aspherical elements and two high refractive index elements control spherical aberrations and distortions for improved sharpness and resolution • An Ultra Multi-Coating has been applied to individual elements in order to reduce flare and ghosting for increased contrast and a neutral color balance