Sigma 45mm f/2.8 DG DN Contemporary Sony E

Weight: 215 g
Brand: Sigma
Description: Mount: Sony E, lens type: wide-angle, focal length: fixed, autofocus, prime lens focal length: 45 mm, aperture F at min. focal length: 2.80, aperture F at max. fork
Type: Lens
Functions: Focusing motor for Nikon F
Length: 46.2 mm
Diameter: 64 mm
Focal length: Permanent
Lens type: Wide angle
Minimum focus distance: 0.24 m
Auto focus: There is
Focal length of prime lens: 45 mm
Bayonet: Sony E
Filter thread diameter: 55 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: 7
Number of aspherical elements: 2
Number of element groups: 7
Number of elements: 8