Sigma 28mm f/1.4 DG HSM Art Canon EF

Brand: Sigma
Description: Mount: Canon EF, lens type: wide-angle, focal length: fixed, auto focus, prime lens focal length: 28 mm, aperture F at min. focal length: 1.40, aperture F at max. pho
Type: Lens
Functions: Focusing motor for Nikon F
Length: 88 mm
Diameter: 83 mm
Focal length: Permanent
Lens type: Wide angle
Minimum focus distance: 0.28 m
Auto focus: There is
Focal length of prime lens: 28 mm
Bayonet: Canon EF
Filter thread diameter: 77 mm
Aperture F at max. focal length: 1.4
Aperture F at min. focal length: 1.4
Minimum aperture F: 16
Number of aperture blades: 9
Security: Dustproof, waterproof
Number of aspherical elements: 3
Number of element groups: 12
Number of low dispersion elements: 5
Number of elements: 17