Sigma 20mm F1.4 DG HSM A is an Auto Focus (AF) Wideangle Prime
lens with 35mm FF max sensor coverage and it is designed to be used with Canon EF mount cameras.
Sigma 20mm F1.4 DG HSM A is compatible with cameras that have Canon EF lens mount.Some of the latest released cameras with Canon EF lens mount are Canon 1D X III
, Canon 6D MII
and Canon 5D MIV
Max sensor coverage of Sigma 20mm F1.4 DG HSM A is 35mm FF.
Sigma 20mm F1.4 DG HSM A has a fixed focal lenght of 20mm. When mounted on a 35mm FF format camera, it provides an 35mm (FF) equivalent of 20mm.
Sigma 20mm F1.4 DG HSM A has a max aperture of F1.4.