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| Manufacturer | Leica | Nikon Nikkor | Olympus | Pentax |
|---|---|---|---|---|
| Model | Summicron-M 50 mm f/2.0 | S 5 cm f/2 | F.Zuiko AUTO-S 50 mm f/1.8 | smc FA 43 mm f/1.9 Limited |
| Lenst style | Normal | Normal | Normal | Wide angle |
| Focal length | 50 mm | 50 mm | 50 mm | 43 mm |
| Maximum aperture | f/2 | f/2 | f/1.8 | f/1.9 |
| Angle of view | 47 o | 46.8 o | 47 o | 53 o |
| Closest focusing distance | 0.7 m | 0.6 m | 0.45 m | 0.45 m |
| Maximum magnification | 1:11 | 9.5 | 1:8.33 | |
| Minimum aperture | 16 | 16 | 16 | 22 |
| Diaphragm blades | 8 | 6 | 6 | 8 |
| Auto focus type | MF | MF | MF | AF |
| Lens Construction | 6 elements / 4 group | 7 elements / 5 group | 6 elements / 5 group | 7 elements / 6 group |
| Filter diameter | 39 mm | 52 mm | 49 mm | 49 mm |
| Macro Yes/No | No | No | No | No |
| Stabilization | No | No | No | No |
| Available mounts | Leica M / VM-Mount | Nikon F | Four Thirds | Pentax K |
| Dimensions | 53 x 43.5 mm | 38 x 61 mm | 31 x 59 mm | 63.5 x 28 mm |
| Weight | 240 g | 200 g | 170 g | 168 g |
| Additional information | Internal thread for screw-in type filters E 39 Available in black or silver colour |
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| Score [max 5.00] | No score | No score | ||
| Our Review |
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