20mm f/2.8 Di III OSD Lens for FE

BrandTamron Lens SeriesTamron Di III ColorBlack Lens TypeWide Angle Lens Lens MountSony E (Full Frame) Format CompatibilityFull Frame Focus TypeAuto Focus Focusing TechnologyN/A Closest Focus Distance4.3" Distance InformationN/A Built-In MotorOSD stepping motor unit which is exceptionally quiet Focal Length20mm Angle Of View94 Degree 30' 35mm Equivalent Focal LengthNot Applicable CoverageN/A Minimum Aperturef/22 Maximum Aperturef/2.8 Maximum Magnification1:2 Lens CoatingFluorine Coating for protection and safe cleaning Aspherical ElementsN/A ED Glass ElementsN/A Filter Size67mm Lens Elements / Groups10 Elements / 9 Groups Diaphragm Blades7 (circular diaphragm) Dimensions (Diameter x Length)2.87 x 4.3" (73 x 109.2mm) Weight7.8 oz Image Stabilization TypeN/A Tripod CollarN/A Liquid / Liquid ResistantMoisture-Resistant Construction protects your lens Dust ResistantN/A