The Sony FE 85mm f/1.8 Lens is an ideal portrait-length prime lens. The Sony FE 85mm f/1.8 sleek short-telephoto lens is designed for full-frame E-mount mirrorless cameras. The bright f/1.8 maximum aperture benefits this lens's use in low-light conditions and also affords extensive control over depth of field when working with selective focus techniques. The nine elements, eight groups lens construction includes one extra-low dispersion element to minimize chromatic aberrations and color fringing for greater clarity and color accuracy. Benefitting the optical design is a simple, intuitive physical layout that incorporates a customizable focus hold button and a physical AF/MF switch. The double linear AF motor itself affords quick, quiet, and smooth focusing performance, and this motor also offers snappy manual focus performance for fine-tuned control. Finally, the lens is designed to be dust- and moisture-resistant for increased protection.