Sigma 40mm T1.5 FF (Sony E) vs Rokinon 12mm F2.8 ED AS NCS Fish-eye (Sony E Mount)
Sigma 40mm T1.5 FF (Sony E) vs Rokinon 12mm F2.8 ED AS NCS Fish-eye (Sony E Mount)
When comparing Rokinon 12mm F2.8 ED AS NCS Fish-eye (Sony E Mount) and Sigma 40mm T1.5 FF (Sony E), which one is better?
1. Compare minimum focusing distance
When it comes to minimum focusing distance, that is how close to the subject the lens can focus, Rokinon 12mm F2.8 ED AS NCS Fish-eye - (Sony E Mount) is the winner with a minimum focusing distance of 20 cm. This can be compared with the minimum focusing distance of 40 cm for Sigma 40mm T1.5 FF - (Sony E).
Winner: Rokinon 12mm F2.8 ED AS NCS Fish-eye (Sony E Mount)
Regarding minimum focusing distance: The lens's minimum focusing distance determines how close you can photograph your subject, such as a face or an animal. If the minimum focusing distance is 50 cm then you cannot get closer to your subject than 50 cm. Macro lenses often have a very low minimum focusing distance so that you can take close-up shots (macro photography).
Specifications
Full specifications table of Sigma 40mm T1.5 FF (Sony E) and Rokinon 12mm F2.8 ED AS NCS Fish-eye (Sony E Mount):
| Sigma 40mm T1.5 FF - (Sony E) | Rokinon 12mm F2.8 ED AS NCS Fish-eye - (Sony E Mount) | |
 |  | |
| Brand | Sigma | Rokinon |
| Weight | 1620 g | Missing |
| Mount | Sony E | Sony E |
| Focal Length | 40 mm | 12 mm |
| Largest Aperture | 1.5 | 2.8 |
| Anamorphic Lens | No | No |
| Minimum Focusing Distance | 40 cm | 20 cm |
| Type | Prime | Prime |
| Filter Thread | 82 | Missing |
| Stabilization | Yes | No |
| Covers a Full Frame Sensor? | Yes | Yes |