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Lenses comparison

Manufacturer PanasonicNikon NikkorVoigtlander
Model G 20 mm f/1.7 ASPH.MF 45 mm f/2.8 PSL Ultron 40 mm f/2
Lenst style Wide angle Normal Wide angle
Focal length 20 mm 45 mm 40 mm
Maximum aperture f/1.7 f/2.8 f/2
Angle of view 57 o 50 o 57 o
Closest focusing distance 0.2 m 0.45 m 0.4 m
Maximum magnification 1:7.5 1:7.6
Minimum aperture 16 22 16
Diaphragm blades 7 7 9
Auto focus type AF MF MF
Lens Construction 7 elements / 5 group 4 elements / 3 group 6 elements / 5 group
Filter diameter 46 mm 52 mm 52 mm
Macro Yes/No No No No
Stabilization No No No
Available mounts Micro Four Thirds Nikon F Inne
Dimensions 63 x 25.5 mm 17 x 61.5 mm 63.5 x 29.5 mm
Weight 100 g 120 g 255 g
Additional information 2 aspherical elements Available in black or silver colour Available mounts: Canon FD, Minolta MD, Nikon AI-S, Olympus OM, Pentax KAR, Praktika PS M-42, Contax Yashica CY-MM
Score [max 5.00]
4.48 (7)
4.33 (1)
4.50 (2)
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