Full frame, Compact and Portable: This 50mm f2 full-frame lens Very , makes the lens easier to carry, taking the burden off your photography process. F2 bright and large large aperture: The large aperture of F2 has relatively less noise in low-light environments, thereby improving image quality. In addition, the large aperture can also be used to create a beautiful bokeh. The lens is good for Portrait Photography, Humanity& Street, Still-life Photography, it has a maximum aperture of f/2.0, which enables you to at nighttime and dark environment. Compatibility, For E Mount Cameras A7 A7II A7III A7R A7RII A7RIII A7RIV A7S A7SII A7SIII A9 A6400 A6000 A6600. Color:Black Material:Alloy + Optical Glass Package Contents: 1 * camera lens Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.