Sony Ultra Wide Zoom FE GM 12-24mm F/2.8 (E-Mount) LEN1356

E-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 Three XA Elements, Two Super ED Elements Nano AR II and Fluorine Coatings XD Linear Motor AF, Internal Focus Floating Focus System Dust and Moisture-Resistant Construction Rounded 9-Blade Diaphragm