Tamron A056 70-180mm Di III VXD F/2.8 Sony E

Weight: 810 g
Brand: Tamron
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: 149 mm
Diameter: 81 mm
Max. focal length: 180 mm
Min. focal length: 70 mm
Focal length: Variable
Lens type: Telephoto lens
Zoom ratio: 2.6x
Max viewing angle: 34.21 deg.min
Minimum focus distance: 0.27 m
Auto focus: There is
Bayonet: Sony E
Filter thread diameter: 67 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
Security: Dustproof, waterproof
Minimum viewing angle: 13.42 deg.min
Number of aspherical elements: 3
Number of element groups: 14
Number of low dispersion elements: 6
Number of elements: 19