Sony G Series E 16-55 mm F2.8 Camera Lenses with a constant F2.8 aperture is remarkably compact while offering performance befitting the G Lens series. A new optical design delivers excellent corner-to-corner resolution and beautiful bokeh is available when needed. A new optical design delivers excellent corner-to-corner resolution. Spherical aberration has a large effect on bokeh quality and is precisely controlled to deliver smooth, attractive bokeh in out-of-focus areas. The front lens element features a fluorine coating that repels water, oil and other contaminants. Specifications: Mount: Sony E-mount, Format: APS-C, Focal-Length (mm): 16-55, 35mm equivalent focal-length (APS-C): 24-82.5, Lens Groups/Elements: 12-17, Angle of View (APS-C): 83 degrees-29 degrees, Maximum aperture (F): 2.8, Minimum Aperture (F): 22, Aperture Blades: 9, Circular Aperture: Yes, Minimum Focus Distance: 0.33 m (1.09 ft), Maximum Magnification ratio (x): 0.2, Filter Diameter (mm): 67, Image stabilization (SteadyShot): - (body-integrated), Zoom system: Manual.