Tamron AF 18-250mm f/3.5-6.3 Di II LD Aspherical IF A18 Canon EF-S

Weight: 430 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
Additional Information: Flower blend
Type: Lens
Functions: Focusing motor for Nikon F, internal focusing
Length: 84.3 mm
Diameter: 74.4 mm
Max. focal length: 250 mm
Min. focal length: 18 mm
Focal length: Variable
Lens type: Standard
Zoom ratio: 13.9x
Max viewing angle: 75.33 deg.min
Minimum focus distance: 0.45 m
Auto focus: There is
For non-full frame cameras only: Yes
Bayonet: Canon EF-S
Filter thread diameter: 62 mm
Aperture F at max. focal length: 6.3
Aperture F at min. focal length: 3.5
Minimum aperture F: 22
Number of aperture blades: 7
Minimum viewing angle: 6.23 deg.min
Number of aspherical elements: 2
Number of element groups: 13
Number of low dispersion elements: 2
Number of elements: 16