The Sigma 24-70mm f/2.8 EX DG Macro DF lens has now been optimized to capture superior quality images even with digital cameras. DG is a designation Sigma uses on lenses featuring optical systems designed to meet the performance characteristics of digital SLR cameras.
Responding to the demands from professional photographers for a constant aperture zoom lens with a wider view, this lens covers focal lengths from 24mm ultra wide angle to 70mm medium telephoto with a bright viewfinder and easy AF/MF all the way through.
| Filter Size | 82mm |
| f/Stop Range | 2.8-32 |
| Minimum Focus Distance | 1.3' (40 cm) |
| Magnification | 1:3.8 |
| Zoom/Focus Control | Two-touch |
| Angle of View | 84.1 to 34.3 Degrees |
| Groups/Elements | 13/14 |
| Length | 4.5" (115mm) |
| Maximum Diameter | 3.5" (89mm) |
| Weight | 1.6 lb (715 g) |