Super-wide, even on full frame.
Extremely wide 14mm focal length with full frame coverage.
Clickless aperture control from T3.1 to T22.
0.8 mod pitch gears for aperture and focus control.
Minimum focus distance of 0.28m.
Available in Canon EF, Nikon and Sony E mounts.
114 degrees angle of view.
14 lens elements in 10 groups (2 ED, 1 aspherical and 1 hybrid aspherical).
6 diaphragm blades.