Sigma 12-24mm F4.5-5.6 II DG HSM is an Auto Focus (AF) Wideangle Zoom lens with 35mm FF max sensor coverage and it is designed to be used with Canon EF mount lenses.
Sigma replaced the older Sigma 12-24mm F4.5-5.6 EX DG Aspherical HSM Canon EF with this model. Follow the link to read our detailed comparison of these models:
Compare Sigma 12-24mm F4.5-5.6 II DG HSM Canon EF vs Sigma 12-24mm F4.5-5.6 EX DG Aspherical HSM Canon EF
Lens Mount
Sigma 12-24mm F4.5-5.6 II DG HSM is compatible with cameras that have Canon EF lens mount.
Sensor Coverage
Max sensor coverage of Sigma 12-24mm F4.5-5.6 II DG HSM is 35mm FF.
Focal Range
Sigma 12-24mm F4.5-5.6 II DG HSM has a focal range of 12-24mm and 2.0X zoom ratio.
Zoom Method
Rotary (internal)
Aperture