Sony 35mm F2.8 Sonnar T FE ZA Full Frame Prime Fixed Lens Features a bright maximum aperture of F2.8, compact dimensions and outstanding optical performance in a versatile 35mm focal length Minimum Focus Distance : 1.15 ft (0.35 m), Maximum Magnification ratio : 0.12x Carl Zeiss E-mount full-frame lens for Alpha a7 Series full frame camera bodies.Lens groups / elements-5/7 Dust and moisture resistant design. Filter diameter- 49 mm. Angle of view- 44 (APS-C)63 (35 mm Full Frame). 35 mm equivalent focal length (APS-C)" and "Angle of View (APS-C)" are with interchangeable lens digital camera incorporating APS-C type image sensors Lens not Zoomable