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| Manufacturer | Panasonic | Nikon Nikkor | Voigtlander |
|---|---|---|---|
| Model | G 20 mm f/1.7 ASPH. | MF 45 mm f/2.8 P | SL 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] | |||
| Our Review |
LensTip.com
