FullFrame Coverage SIRUI 35mm anamorphic lens available in ERFLZ mount pairs perfectly with popular mirrorless and cinema camera models 16x Squeeze Factor this anamorphic is equivalent to the horizontal FOV of a FF 22mm This premium squeeze factor offers 241 aspect ratio images when using a 32 sensor mode and achieves an even wider 281 frame when shooting at a 169 mode offering a wider angle of view and featuring the key to the widescreen cinematic world Impressive Anamorphic Look This incredible squeeze factor offers cinematographers more noticeable cinematic effects such as scifi lens flare and creamy oval bokeh adding a stylistic cinematic feel to your scenes and producing a consistent aesthetic of the images with other SIRUI fullframe anamorphic Cine Lens Housing Constructed with robust aluminum alloy this lens is super smooth and sturdy in hand yet lightweight the perfect combo for a runandgun setup Featuring geared aperture and focus ring and 82mm filter thread for versatile attachment Focal Length 35mm Lens Mount RF Mount Maximum Aperture T29 Minimum Aperture T16 Lens Structure 18 Elements in 13 Groups Aperture Blades 10 Support Format FullFrame Shooting Distance 3ft09m Focus Method Manual Focus Max Magnification 12287V 14008H Filter Spec M82X 075 Rotation Angle of Focus Ring 120 Weight 948g209lbs Length 1182mm465inch