1.6x Anamorphic Squeeze Factor 2.8:1 or 2.4:1 aspect ratio images For full-frame 16 elements in 13 groups Aluminum body Cinematic housing Minimum focus distance: 75cm 82mm filter thread 1/4”-20 threaded hole Aperture blades: 10 Front diameter: 88mm Weight: 1030g (E-Mount) Size: 88×141.3mm