Rokinon 50mm f/1.2 ED IF AS UMC Micro 4/3 RN50M-MFT

Weight: 385 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: Internal focus
Length: 74.1 mm
Diameter: 67.5mm
Focal length: Permanent
Lens type: Standard
Minimum focus distance: 0.5 m
Focal length of prime lens: 50 mm
Bayonet: Micro 4/3
Filter thread diameter: 62 mm
Aperture F at max. focal length: 1.2
Aperture F at min. focal length: 1.2
Minimum aperture F: 16
Number of aperture blades: 9
Number of aspherical elements: 2
Number of element groups: 7
Number of low dispersion elements: 4
Number of elements: 9