L-Mount Lens/Full-Frame FormatAperture Range: f/1.2 to f/16Three Aspherical & Three SLD ElementsHyper Sonic Motor AF SystemCreated for full-frame Leica L-mount mirrorless cameras, this Sigma 35mm f/1.2 DG DN Art Lens features Sigma's first prime lens design with a f/1.2 maximum aperture. Delivering excellent image quality while optimizing size, as well as weight, the lens' fast f/1.2 aperture helps to achieve shallow depth of field