Focal Length 50mm, Maximum Aperture f/1.4, Minimum Aperture f/16, Lens Mount Leica L, Format Compatibility Full-Frame, Angle of View 47°, Maximum Magnification 0.15x, Minimum Focus Distance 1.44' / 44 cm, Optical Design 13 Elements in 11 Groups, Diaphragm Blades 11, Rounded, Focus Type Autofocus, Image Stabilization None, Filter Size 77 mm (Front), Dimensions (ø x L) 3.54 x 5.12" / 90 x 130 mm, Weight 2.1 lb / 955 g