Super Large Aperture of F0.95, Killer in Low Light and DarkProviding precious light input, 50mm f0.95 lens allows you to have more creative leeway in dark and low-light condition.Shallow Depth of Field, Nice BokehA 14-blade diaphragm contributes to a smooth and pleasing bokeh quality.ed and Asph Glass, Sharp at Wide OpenTTArtisan M50/0.95 lens has an optical structure of 11 elements in 8 groups. One large-sized aspherical element and eight high refractive elements ensure the image sharpness at wide open.Design of Clicked ApertureThe precise and smooth feel of aperture gives you a master photography experience..