Sigma AF 50-500mm F4-6.3 EX RF APO Minolta A

Weight: 1840
Brand: Sigma
Description: Mount: Mamiya 645, lens type: standard, focal length: variable, min. focal length: 55 mm, max. focal length: 110 mm, aperture F at min. focal length: 4.50, aperture F at max. focal length
Type: Lens
Functions: Focusing motor for Nikon F
Length: 218.5 mm
Diameter: 95 mm
Max. focal length: 500 mm
Min. focal length: 50 mm
Focal length: Variable
Lens type: Telephoto lens
Zoom ratio: 10x
Max viewing angle: 46.8 deg.min
Minimum focus distance: 1m
Auto focus: There is
Bayonet: Minolta A
Filter thread diameter: 86 mm
Aperture F at max. focal length: 6.3
Aperture F at min. focal length: 4
Minimum aperture F: 22
Number of aperture blades: 9
Minimum viewing angle: 5 deg.min
Number of element groups: 16
Number of low dispersion elements: 4
Number of elements: 20