Tokina ATX-I 11-20mm F2.8 CF Canon EF

Brand: Tokina
Description: Mount: Canon EF, lens type: wide-angle, focal length: variable, autofocus, min. focal length: 11 mm, max. focal length: 20 mm, aperture F at min. focal length: 2.80 Dia
Type: Lens
Functions: Focusing motor for Nikon F
Max. focal length: 20 mm
Min. focal length: 11 mm
Focal length: Variable
Lens type: Wide angle
Zoom ratio: 1.8x
Max viewing angle: 104 deg.min
Minimum focus distance: 0.28 m
Auto focus: There is
Bayonet: Canon EF
Filter thread diameter: 82 mm
Aperture F at max. focal length: 2.8
Aperture F at min. focal length: 2.8
Minimum aperture F: 22
Number of aperture blades: 9
Minimum viewing angle: 72 degrees min
Number of element groups: 14
Number of elements: 12