Sigma AF 15-30mm f/3.5-4.5 EX ASPHERICAL DG Canon EF

Weight: 615 g
Brand: Sigma
Description: Mount: Canon EF, lens type: wide-angle, focal length: variable, autofocus, min. focal length: 15 mm, max. focal length: 30 mm, aperture F at min. focal length: 3.50, Dia
Type: Lens
Functions: Focusing motor for Nikon F, internal focusing
Length: 132.5 mm
Diameter: 87 mm
Max. focal length: 30 mm
Min. focal length: 15 mm
Focal length: Variable
Lens type: Wide angle
Zoom ratio: 2x
Max viewing angle: 110.5 deg.min
Minimum focus distance: 0.3 m
Auto focus: There is
Bayonet: Canon EF
Aperture F at max. focal length: 4.5
Aperture F at min. focal length: 3.5
Minimum aperture F: 22
Number of aperture blades: 8
Minimum viewing angle: 71.6 deg.min
Number of aspherical elements: 2
Number of element groups: 13
Number of elements: 17