Voigtlander 28mm F2 Ultron

Wideangle prime lens | Leica M | BA288A
Principal specifications
Lens type Prime lens
Max Format size 35mm FF
Focal length 28 mm
Image stabilization No
Lens mount Leica M
Aperture
Maximum aperture F2
Minimum aperture F22
Aperture ring Yes
Number of diaphragm blades 10
Optics
Elements 10
Groups 8
Focus
Minimum focus 0.70 m (27.56)
Autofocus No
Full time manual Unknown
Distance scale Yes
DoF scale Yes
Physical
Weight 244 g (0.54 lb)
Diameter 55 mm (2.17)
Length 51 mm (2.02)
Filter thread 46.0 mm
Hood supplied Yes
Tripod collar No
Other
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