Tamron SP AF 17-35mm f/2.8-4 Di LD Aspherical IF A05 Canon EF

Weight: 440 g
Brand: Tamron
Description: Mount: Canon EF, lens type: wide-angle, focal length: variable, autofocus, min. focal length: 17 mm, max. focal length: 35 mm, aperture F at min. focal length: 2.80 Dia
Type: Lens
Functions: Focusing motor for Nikon F, macro mode, internal focusing
Length: 86.5 mm
Diameter: 83.2 mm
Max. focal length: 35 mm
Min. focal length: 17 mm
Focal length: Variable
Lens type: Wide angle
Zoom ratio: 2.1x
Max viewing angle: 104 deg.min
Minimum focus distance: 0.3 m
Auto focus: There is
Bayonet: Canon EF
Filter thread diameter: 77 mm
Aperture F at max. focal length: 4
Aperture F at min. focal length: 2.8
Minimum aperture F: 22
Number of aperture blades: 7
Minimum viewing angle: 63 degrees min
Number of aspherical elements: 3
Number of element groups: 11
Number of low dispersion elements: 1
Number of elements: 14