Tokina 11-16mm f2.8 DX is an Auto Focus (AF) Wideangle Zoom
lens with APS-C / DX max sensor coverage and it is designed to be used with Canon EF mount lenses.
Tokina 11-16mm f2.8 DX was replaced with Tokina AT-X Pro 11-16mm f2.8 DX II Canon EF. Follow the link to read our comparison of these lenses: Compare Tokina AT-X Pro 11-16mm f2.8 DX Canon EF vs Tokina AT-X Pro 11-16mm f2.8 DX II Canon EF
Tokina 11-16mm f2.8 DX is compatible with cameras that have Canon EF lens mount.
Max sensor coverage of Tokina 11-16mm f2.8 DX is APS-C / DX.
Tokina 11-16mm f2.8 DX has a focal range of 11-16mm and 1.5X zoom ratio. When mounted on a APS-C / DX format camera, it provides an 35mm (FF) equivalent of 16.5 - 24mm.