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| Manufacturer | Carl Zeiss | CCCP | Leica | Nikon Nikkor | Pentax |
|---|---|---|---|---|---|
| Model | Makro-Planar T* 50 mm f/2 ZF/ZK/ZE | MC Zenitar-K2/M2 50 mm f/2.0 | Summicron-R 50 mm | S 5 cm f/2 | smc A 50 mm f/2 |
| Lenst style | Normal | Normal | Normal | Normal | Normal |
| Focal length | 51.6 mm | 50 mm | 52.5 mm | 50 mm | 50 mm |
| Maximum aperture | f/2 | f/2 | f/2 | f/2 | f/2 |
| Angle of view | 46.8 o | 45 o | 47 o | 46.8 o | 47 o |
| Closest focusing distance | 0.24 m | 0.35 m | 0.5 m | 0.6 m | 0.45 m |
| Maximum magnification | 1:2 | 1:5 | 1:7.5 | 9.5 | |
| Minimum aperture | 22 | 16 | 16 | 16 | 22 |
| Diaphragm blades | 9 | 6 | 0 | 6 | 0 |
| Auto focus type | MF | MF | MF | MF | MF |
| Lens Construction | 8 elements / 6 group | 6 elements / 4 group | 6 elements / 4 group | 7 elements / 5 group | 5 elements / 5 group |
| Filter diameter | 67 mm | 0 mm | 0 mm | 52 mm | 49 mm |
| Macro Yes/No | Yes | No | No | No | No |
| Stabilization | No | No | No | No | No |
| Available mounts | Canon EF Nikon F Pentax K |
M42 Pentax K |
Leica-R | Nikon F | Pentax K |
| Dimensions | 72 x 65 mm | 64 x 45 mm | 66 x 41 mm | 38 x 61 mm | 63.5 x 30.5 mm |
| Weight | 530 g | 190 g | 290 g | 200 g | 155 g |
| Additional information | Macufacturer KMZ [Krasnogorsk] | Internal thread for screw-in type filters E 55 | |||
| Score [max 5.00] | No score | No score | |||
| Our Review |
LensTip.com
