Compact wide-angle prime designed for Sony E-mount mirrorless cameras Provides a full-frame equivalent focal length of 35mm Bright f/1.4 maximum aperture benefits working in difficult lighting conditions Wide maximum aperture for control over depth of field and selective focus techniques Manual focus design permits working with subjects as close as 7.9" away Integrated manual aperture ring for tactile exposure control 10-blade diaphragm for a smooth and pleasing bokeh quality Robustly constructed of eight elements in six groups, including one low dispersion element and three high index elements