Sigma DC DN lens for Canon RF mirrorless 10-18mm F2.8 mount, zoom, wide-angle, APS-C camera, Contemporary.

Wide-angle zoom interchangeable lens for mirrorless APS-C cameras Lens construction: 10 groups, 13 elements (3 FLDs, 1 SLD, 4 aspherical lenses) Number of aperture blades: 7 (circular aperture) Minimum focusing distance: 11.6 (W) - 19.1 (T) cm Maximum shooting magnification: 1:4(W)-1:6.9(T)