Minimum Focus Distance : 3.2ft (0.95m) Lens Groups-Elements : 13 Elements / 9 Group Filter Diameter : 55mm Lens Weight : 10.75 oz (305g) Aperture (Max.) : f/4 - 5.6 Aperture (Min.) : f/32 - 45 Focal Length (35mm equivalent) : APS-C 35mm eqv. 82.5mm to 300mm Aperture Blade : 7 blades (Circular aperture)