Sigma AF 50mm f/1.4 EX DG HSM 4/3

Weight: 505 g
Brand: Sigma
Description: Mount: 4/3, lens type: standard, focal length: fixed, autofocus, prime lens focal length: 50 mm, aperture F at min. focal length: 1.40, functions: focusing motor
Type: Lens
Functions: Focusing motor for Nikon F, ultrasonic motor
Length: 68.2 mm
Diameter: 84.5 mm
Focal length: Permanent
Lens type: Standard
Max viewing angle: 46.8 deg.min
Minimum focus distance: 0.45 m
Auto focus: There is
Focal length of prime lens: 50 mm
Bayonet: 4/3
Filter thread diameter: 77 mm
Aperture F at min. focal length: 1.4
Minimum aperture F: 16
Number of aperture blades: 9
Number of aspherical elements: 1
Number of element groups: 6
Number of elements: 8