Sigma 85mm F1.4 EX DG HSM is an Auto Focus (AF) Telephoto Prime lens with 35mm FF max sensor coverage and it is designed to be used with Canon EF mount lenses.
Lens Mount
Sigma 85mm F1.4 EX DG HSM is compatible with cameras that have Canon EF lens mount.
Sensor Coverage
Max sensor coverage of Sigma 85mm F1.4 EX DG HSM is 35mm FF.
Focal Range
Sigma 85mm F1.4 EX DG HSM has a fixed focal lenght of 85mm. When mounted on a 35mm FF format camera, it provides an 35mm (FF) equivalent of 85mm.
Aperture
Sigma 85mm F1.4 EX DG HSM has a max aperture of F1.4 and a minimum aperture of F16.0.