The large maximum aperture of F1.8 provides a beautiful defocus effect. The 7-blade circular aperture creates beautiful defocused bokeh. Compact lightweight design ideal for full-frame E-mount cameras aspherical elements control spherical aberration and coma. The double Gauss configuration suppresses field curvature and distortion and the metal mount adds rugged durability and a refined feel. A Fast DC motor focus actuator system drives all lens groups. Focal length 75mm (35mm equivalent) with APS-C sensor. Angle of view (APS-C): 32 degrees. In the box: Hood (ALC-SH146) lens front cap (ALC-F49S) lens rear cap (ALC-R1EM) This 50mm full frame E-mount fast prime lens provides the perfect focal length for portraits and other subjects. A bright F1.8 maximum aperture 7-blade circular diaphragm and aspherical elements deliver impressive image quality with beautifully defocused background bokeh. All in an incredibly compact and lightweight package. The shortest focal length is 0.5m and the maximum magnification is 0.14x. When using flash always remove the lens hood and shoot from a distance of at least 10 feet from your subject.