It features a maximum T-stop of 2, and the aperture does not ramp over the zoom range. It shares common lens gear positions with the other lens in the Sigma High-Speed Zoom lineup, which makes for rapid lens changes.
| Length 12,9 cm |
| Weight 1,45 kg |
| Canon EF-Mount |
| Focal length 18-35 mm |
| Super35/APS-C format |
| Min. focusing distance 27,9 cm |
| Maximum T-stop T2 Minimum T-Stop T16 Maximum F-Stop f/1.8 |
| Zoom ratio 1.94x |
















