Leica Summilux-M 21mm f/1.4 Aspherical

Weight: 580 g
Brand: Leica Camera
Description: Mount: Leica M, lens type: wide-angle, focal length: fixed, prime lens focal length: 21 mm, aperture F at min. focal length: 1.40
Type: Lens
Length: 66 mm
Diameter: 69.5 mm
Focal length: Permanent
Lens type: Wide angle
Max viewing angle: 92 deg.min
Minimum focus distance: 0.7 m
Focal length of prime lens: 21 mm
Bayonet: Leica M
Aperture F at min. focal length: 1.4
Minimum aperture F: 16
Minimum viewing angle: 59 degrees min
Number of aspherical elements: 2
Number of element groups: 8
Number of elements: 10