Sigma 24mm F1.8 EX DG is an Auto Focus (AF) Wideangle Prime lens with 35mm FF max sensor coverage and it is designed to be used with Pentax KAF mount lenses.
Sigma 24mm F1.8 EX DG is compatible with cameras that have Pentax KAF lens mount.
Max sensor coverage of Sigma 24mm F1.8 EX DG is 35mm FF.
Sigma 24mm F1.8 EX DG has a fixed focal lenght of 24mm. When mounted on a 35mm FF format camera, it provides an 50mm equivalent of 24mm.
Sigma 24mm F1.8 EX DG has a max aperture of F1.8 and a minimum aperture of F22.0.