The Tokina Cinema ATX 11-20mm T2.9 (Canon EF) is a S35 cinema zoom lens with a super-wide angle and low distortion. The zoom range is from 11 to 20mm and it is a parfocal lens, meaning the focus remains on the subject throughout the zoom range.

The constant T-stop of T2.9 ensures equal exposure during shooting.

The lens is built out of 14 elements in 12 groups and the aperture has 9 blades which gives a nice round bokeh. Furthermore, the lens has a focus throw of 300°, 0.8 Mod pitch gear and a minimum focusing distance of 30 cm.

The lens has a front diameter of 95mm, a filter thread of 86mm, the dimensions are 99 x 95 cm and it weighs 1100 g.