Rokinon 85mm f/1.4 Aspherical Pentax K/KAF/KAF2 85M-P

Brand: Rokinon
Description: Mount: Pentax KA/KAF/KAF2/KAF3, lens type: standard, focal length: fixed, prime lens focal length: 85 mm, aperture F at min. focal length: 1.40, aperture F at max. focal length: 1.40
Type: Lens
Length: 72.2 mm
Diameter: 78 mm
Focal length: Permanent
Lens type: Standard
Minimum focus distance: 1m
Focal length of prime lens: 85 mm
Bayonet: Pentax KA/KAF/KAF2/KAF3
Filter thread diameter: 72 mm
Aperture F at max. focal length: 1.4
Aperture F at min. focal length: 1.4
Minimum aperture F: 16
Number of element groups: 7
Number of elements: 9