Sigma is a Japanese based family owned manufacturer of DSLR cameras, camera lenses and camera accessories. Liked by everyone is that Sigma lenses are typically value-priced. Sigma lenses are available in Canon, Nikon and other brands.
With a focal range that covers all your everyday needs along with macro functionality, this large-aperture APS-C zoom lens combines superior performance with a conveniently compact form.
| Lens Type | Zoom lens |
| Max Format Size | APS-C / DX |
| Angle of View | 79.7 - 22.9 degrees |
| Focal Length | 17-70mm |
| Image Stabilization | Canon, Nikon and Sigma mount versions only, 4 stops claimed benefit |
| Lens Mount | Canon EF-S, Nikon F (DX), Pentax KAF3, Sigma SA Bayonet, Sony/Minolta Alpha DT |
| Maximum Aperture | F2.8 |
| Minimum Aperture | F22 |
| Aperture Ring | No |
| Diaphragm Blades | 7 |
| Lens Construction | 16 Elements in 14 Groups,2 FLD ("F" Low Dispersion) glass elements, 1 SLD (Special Low Dispersion) glass element, 3 aspherical elements |
| Minimum Focus | 0.22m |
| Maximum Magnification | 0.36x |
| Autofocus | Yes |
| Motor Type | Micro-type Hypersonic Motor |
| Focus Method | Internal |
| Body Material | Metal mount |
| Filter Thread | 72mm |
| Tripod Collar | No |
| Included Accessories | Front and rear caps, Petal-type Hood |
| Weight | 465g / 16.4oz. |
| Dimension | Diameter 79mm x 82.0mm / 3.1in. x 3.2in. |
| Advanced Features | Distance scale : Yes, DoF scale : No, Focus distance limiter : No |
With a focal range that covers all your everyday needs along with macro functionality, this large-aperture APS-C zoom lens combines superior performance with a conveniently compact form.