Walimex 12mm f/2.8 Fish-eye DSLR Minolta A

Brand: Walimex
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
Focal length: Permanent
Lens type: Ultra wide angle fisheye
Minimum focus distance: 0.2 m
Focal length of prime lens: 12 mm
Bayonet: Minolta A
Aperture F at max. focal length: 2.8
Aperture F at min. focal length: 2.8
Number of aspherical elements: 2
Number of element groups: 8
Number of elements: 12