Sigma AF 500mm f/4.5 APO EX HSM Sigma SA

Weight: 3100 g
Brand: Sigma
Description: Bayonet mount: Sigma SA, lens type: telephoto, focal length: fixed, autofocus, prime lens focal length: 500 mm, aperture F at min. focal length: 4.50, functions: focusing m
Type: Lens
Functions: Focusing motor for Nikon F, ultrasonic motor, internal focusing
Length: 349.5 mm
Diameter: 123 mm
Focal length: Permanent
Lens type: Telephoto lens
Minimum focus distance: 4 m
Auto focus: There is
Focal length of prime lens: 500 mm
Bayonet: Sigma SA
Filter thread diameter: 46 mm
Aperture F at min. focal length: 4.5
Minimum aperture F: 32
Number of aperture blades: 9
Minimum viewing angle: 5 deg.min
Number of element groups: 9
Number of low dispersion elements: 2
Number of elements: 12