Equipped with a fast T1.5 aperture, the Sony E-mount Viltrox 23mm T1.5 Cine Lens offers cine-style coverage for S35/APS-C-sized sensor cameras even in low light levels. Multilayer coatings, a solid build, 0.8-MOD cine-style gearing, and a 14-blade aperture for smooth bokeh round out the attributes of this compact lens. Ultra-Fast T1.5 Aperture Ultra-fast T1.5 maximum aperture enables low-light capture and greater control over depth of field Multilayer Coating A multilayer coating suppresses lens flare and a waterproof coating offers weather protection Rounded Bokeh The 14-blade iris creates smooth, rounded bokeh effects Manual Focus Manual focus design with a close focus of 16.7" Focus marks in feet on one side and in meters on the other ED Glass Elements Two ED (extra-low dispersion) and two high-refraction elements for sharp, accurate colors Cine-Style Design 0.8-MOD gear rings fit cine-style focus systems Consistent gear placement makes is easier to switch between other lenses in the series Common 70mm front diameter for easier matte box use with other lenses in the series Durable Build Durable, all-metal build with brass components Focal Length 23mm Lens Mount Sony E Format Super35/APS-C Image Circle 28.4 mm Maximum Aperture T1.5 Minimum Aperture T16 Horizontal Angle of View APS-C (1.5x): 54.12° Minimum Focus Distance From Image Plane: 11.8" / 30 cm Optical Design 11 Elements in 10 Groups Diaphragm Blades 14 Gear MOD & Pitch Focus: 0.8 MOD / 32 Pitch Iris: 0.8 MOD / 32 Pitch Front Diameter 70 mm Filter Thread 62 mm Focus Scales Metric, Imperial Electronic Communication No Image Stabilization No Dimensions (W x H) 2.8 x 3.0" / 72 x 77 mm Length 3" / 77 mm Weight 1.1 lb / 500 g