Voigtlaender Color Skopar 21mm f/3.5 Aspherical Sony E

Brand: Voigtlaender
Description: Mount: Sony E, lens type: wide-angle, focal length: fixed, prime lens focal length: 21 mm, aperture F at min. focal length: 3.50, aperture F at max. focal length: 3.50
Type: Lens
Length: 39.5mm
Diameter: 62.8 mm
Focal length: Permanent
Lens type: Wide angle
Minimum focus distance: 0.2 m
Focal length of prime lens: 21 mm
Bayonet: Sony E
Filter thread diameter: 52 mm
Aperture F at max. focal length: 3.5
Aperture F at min. focal length: 3.5
Minimum aperture F: 22
Number of aperture blades: 10
Number of element groups: 8
Number of elements: 9