Canon EF L IS USM Standard Zoom Lens is buit in 24 to 105mm Focal Length with f/4 Maximum Aperture and f/22 Minimum Aperture. In this Lens, it Complementing the flexible design is an advanced optical layout that includes one Super UD element, which is also reduces color fringing and chromatic aberrations in order to realize a high degree of color accuracy and clarity. This full frame Canon EF lens has 84° to 23° 20' viewing angle, 0.23x Maximum Magnification, 17.72" / 45 cm Minimum Focus Distance with 18 Elements in 13 Groups, 8, Rounded Diaphragm Blades. In this auto focus lens, there is the filter size is 77 mm (Front) with 1.48 ft./0.45m Closest Focusing Distance. This lens has 5-group helical zoom (front group moves: 32.5mm zoom style) and Inner focusing system with focusing cam. This exclusive Standard Zoom Full-Frame Canon Lens provides 01 year service warranty.