The Sony SEL85F18 lens is an 85mm mid-range telephoto prime lens designed to enhance sharpness and bokeh when shooting portraits. Developed as an accessory to E-mount mirrorless cameras, this lens has a bright f/1.8 maximum aperture with auto-adjust capability. It also features a focus hold button and wide focus ring that are dust and moisture resistant. The ED glass and nine-blade circular aperture provide additional sharpness and allow for customized focus effects. These features also assist with chromatic aberration compensation.