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| Manufacturer | Pentax | Canon | Nikon Nikkor | Sigma |
|---|---|---|---|---|
| Model | smc DA* 55 mm f/1.4 SDM | EF 50 mm f/1.4 USM | AF-S 50 mm f/1.4G | 50 mm f/1.4 EX DG HSM |
| Lenst style | Telephoto | Normal | Normal | Normal |
| Focal length | 55 mm | 50 mm | 50 mm | 50 mm |
| Maximum aperture | f/1.4 | f/1.4 | f/1.4 | f/1.4 |
| Angle of view | 28.6 o | 46.8 o | 46 o | 46.8 o |
| Closest focusing distance | 0.45 m | 0.45 m | 0.45 m | 0.45 m |
| Maximum magnification | 1:5.78 | 1:6.67 | 1:6.5 | 1:7.4 |
| Minimum aperture | 22 | 22 | 16 | 16 |
| Diaphragm blades | 9 | 8 | 9 | 9 |
| Auto focus type | SDM | USM | SWM | HSM |
| Lens Construction | 9 elements / 8 group | 7 elements / 6 group | 8 elements / 7 group | 8 elements / 6 group |
| Filter diameter | 58 mm | 58 mm | 58 mm | 77 mm |
| Macro Yes/No | No | No | No | No |
| Stabilization | No | No | No | No |
| Available mounts | Pentax K | Canon EF | Nikon F | Canon EF Nikon F Sony A / Minolta Sigma Pentax K Four Thirds |
| Dimensions | 70.5 x 66 mm | 73.8 x 50.5 mm | 73.5 x 54.2 mm | 68.2 x 84.5 mm |
| Weight | 375 g | 290 g | 290 g | 505 g |
| Additional information | Marketed June 1993 | If the Sony or Pentax camera body does not support HSM, auto focus will not be available. | ||
| Score [max 5.00] | ||||
| Our Review |
LensTip.com
