Lens details
| Mounts | Canon EF Nikon F Sony / KM A Olympus 4:3 Pentax K Sigma SA |
| Lensname | Sigma 20 F/1.8 EX DG ASP RF |
| Focallength | 20 mm |
| Speed | F/1.8 |
| Stabilisation | 0 stops |
| Min. focusdistance | 20 cm |
| Size | 88.6 x 89.5 mm |
| Weight | 520 grams |
| Filtersize | 82 mm |
| Autofocus | Micromotor |
| Aperture blades | 9 blades |
| Minimal aperture | F/22 |
| Elements / groups | 13 / 11 |
| Magnification | 0.25 |
| Hood | LH875_02, supplied |
| F-stop breakdown | N/A |
| Other info |
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External reviews
| Fredmiranda |
| Pbase |
| Photozone |
| SLRGear |
| The Digital Picture |
Grades
| Overall | 0,0 |
| Performance | 0,0 |
| Build | 0,0 |
| Price | 0,0 |
Product photo
