Sigma AF 135mm f/1.8 DG HSM Art L-MOUNT

Weight: 1130 g
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: 114.9 mm
Diameter: 91 mm
Focal length: Permanent
Lens type: Telephoto lens
Minimum focus distance: 0.87 m
Auto focus: There is
Focal length of prime lens: 135 mm
Bayonet: Leica L
Filter thread diameter: 82 mm
Aperture F at max. focal length: 1.8
Minimum aperture F: 16
Number of aperture blades: 9
Number of element groups: 10
Number of elements: 13