Mamiya AF ULD 210mm f/4.0 M645

Weight: 750 g
Brand: Mamiya
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: 141 mm
Diameter: 86 mm
Focal length: Permanent
Lens type: Telephoto lens
Max viewing angle: 19 degrees min
Minimum focus distance: 2 m
Auto focus: There is
Focal length of prime lens: 210 mm
Bayonet: Mamiya 645
Filter thread diameter: 58 mm
Aperture F at min. focal length: 4
Minimum aperture F: 32
Number of element groups: 5
Number of elements: 7