Voigtlaender 15mm f/4.5 Super Wide Heliar III Leica M

Weight: 156 g
Brand: Voigtlaender
Description: Mount: Leica M, lens type: wide-angle, focal length: fixed, prime lens focal length: 15 mm, aperture F at min. focal length: 4.50, aperture F at max. focal length: 4.50
Type: Lens
Length: 38.2 mm
Diameter: 59.4 mm
Focal length: Permanent
Lens type: Wide angle
Minimum focus distance: 0.5 m
Focal length of prime lens: 15 mm
Bayonet: Leica M
Filter thread diameter: 52 mm
Aperture F at max. focal length: 4.5
Aperture F at min. focal length: 4.5
Minimum aperture F: 22
Number of aperture blades: 10
Number of aspherical elements: 1
Number of element groups: 6
Number of elements: 8