Equivalent to 76mm (in the 35mm film format) Maximum aperture of F2.0 for beautiful bokeh Weather and dust resistant, operates in temperatures as low as -10 DegreeC, making it ideal for shooting in a variety of conditions Fast and silent focusing. Max. magnification- 0.15x. Angle of view-31.7° Focal length (35mm format equivalent):f=50mm (76mm);Focus range 39cm~∞