Laowa 9mm T2.9 RF Mount Zero-D Cine Lens. T2.9 to T22 Aperture. 113° Angle of View. Covers Super35. 4.7" Close Focus. 0.8 MOD Cine Gears. 15 Elements in 10 Groups. 7-Blade Iris. 58mm front diameter and a 55mm thread for adding filters.