135mm f/1.8 DG HSM ART Lens for E, Black, Bundle with ProOptic 82mm Filter Kit, Flex Lens Shade, Cleaning Kit, Lens Wrap, Lens Cap Tether, Mac Software Kit

BrandSigma Lens SeriesSigma DG, ART ColorBlack Lens TypeTelephoto Lens MountSony NEX Format CompatibilityFull Frame Focus TypeAuto Focus Focusing TechnologyN/A Closest Focus Distance34.4" / 87.5cm Distance InformationN/A Built-In MotorN/A Focal Length135mm Angle Of View18.2 deg. 35mm Equivalent Focal LengthN/A CoverageN/A Minimum Aperturef/16 Maximum Aperturef/1.8 Maximum Magnification1:4.3 Lens CoatingN/A Aspherical ElementsN/A ED Glass ElementsN/A Filter Size82mm Lens Elements / Groups13 Elements / 10 Groups Diaphragm Blades9 (Rounded diaphragm) Dimensions3.6 x 4.5" (91.4mm � 114.9mm) Weight40.9oz /1130g Image Stabilization TypeNone Tripod CollarN/A Fluid / Liquid ResistantN/A Dust ResistantN/A