Sigma C 17-70 mm f/2.8-4.0 DC Macro OS HSM
2. Pictures and parameters
Pictures:
Parameters:
| Manufacturer | Sigma |
|---|---|
| Model | C 17-70 mm f/2.8-4.0 DC Macro OS HSM |
| Lens style | Universal zoom |
| Focal length | 17 - 70 mm |
| Maximum aperture | f/2.8 - 4 |
| Angle of view | 79.7 - 22.9 o |
| Closest focusing distance | 0.22 m |
| Maximum magnification | 1:2.9 |
| Minimum aperture | 22 |
| Number of diaphragm blades | 7 |
| Auto focus type | HSM |
| Lens Construction | 16 elements / 14 groups |
| Filter diameter | 72 mm |
| Macro | Yes |
| Available mounts | Nikon F Sony A / Minolta Pentax K Canon EF-S |
| Dimensions | 82 x 79 mm |
| Weight | 470 g |
| Additional information | 2 FLD elements, 1 SLD element and 3 aspherical lenses. Announced: September 2012 |
