Rokinon 8mm T3.1 Cine UMC Fisheye II Canon M CV8MBK31-M

Weight: 265 g
Brand: Rokinon
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: Adapted for video shooting, internal focusing
Length: 64.4 mm
Diameter: 73.6 mm
Focal length: Permanent
Lens type: Ultra wide angle fisheye
Minimum focus distance: 0.3 m
For non-full frame cameras only: Yes
Focal length of prime lens: 8 mm
Bayonet: Canon EF-M
Aperture F at max. focal length: 3.1
Aperture F at min. focal length: 3.1
Minimum aperture F: 22
Number of aperture blades: 6
Number of aspherical elements: 2
Number of element groups: 8
Number of low dispersion elements: 4
Number of elements: 11