Sigma AF 10mm f/2.8 EX DC HSM Fisheye Sigma SA

Weight: 475 g
Brand: Sigma
Description: Mount: Sigma SA, lens type: ultra wide-angle fisheye, focal length: fixed, autofocus, prime lens focal length: 10 mm, aperture F at min. focal length: 2.80, Aperture
Type: Lens
Functions: Focusing motor for Nikon F, ultrasonic motor
Length: 83.1 mm
Diameter: 75.8 mm
Focal length: Permanent
Lens type: Ultra wide angle fisheye
Minimum focus distance: 0.135 m
Auto focus: There is
Focal length of prime lens: 10 mm
Bayonet: Sigma SA
Aperture F at max. focal length: 22
Aperture F at min. focal length: 2.8
Number of aperture blades: 7
Minimum viewing angle: 16.7 deg.min
Number of element groups: 7
Number of elements: 17