Voigtländer M 15/4.5 S.Wide Heliar III

Aspherical super-wide lens with improved color shift correction
 
Focal Length 15 mm
Aperture Ratio 1:4,5
Minimum Aperture F 22
Lens Construction 11 elements in 9 groups
Angle of View 110?
Aperture Blades 10
Minimum Focus 0,5 m
Maximum Diameter 64,8 mm
Length 55,2 mm
Mount M-Bajonett (VM)
Weight 247 g
Filter Size 58 mm
Color black
Others integrated lenshood (not detachable), rangefinder can be combined
Optional ---