Tokina AT-X 20-35mm f/2.8 AT-X 235 Pro AF Nikon F

Weight: 585 g
Brand: Tokina
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
Length: 84 mm
Diameter: 85.5 mm
Max. focal length: 35 mm
Min. focal length: 20 mm
Focal length: Variable
Lens type: Wide angle
Zoom ratio: 1.8x
Max viewing angle: 93.38 deg.min
Minimum focus distance: 0.025 m
Auto focus: There is
Bayonet: Nikon F
Filter thread diameter: 77 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: 9
Minimum viewing angle: 63.13 deg.min
Number of aspherical elements: 2
Number of element groups: 11
Number of elements: 15