Leica Super-Elmar-M 18mm f/3.8 Aspherical

Weight: 310 g
Brand: Leica Camera
Description: Mount: Leica M, lens type: wide-angle, focal length: fixed, prime lens focal length: 18 mm, aperture F at min. focal length: 3.80
Type: Lens
Length: 58 mm
Diameter: 61 mm
Focal length: Permanent
Lens type: Wide angle
Max viewing angle: 100 deg.min
Minimum focus distance: 0.7 m
Focal length of prime lens: 18 mm
Bayonet: Leica M
Aperture F at min. focal length: 3.8
Minimum aperture F: 16
Number of aperture blades: 9
Minimum viewing angle: 67 degrees min
Number of aspherical elements: 1
Number of element groups: 7
Number of elements: 8