|
 Tokina AT-X 11-20mm f/2.8 PRO DX |  Sigma 10-20mm f/3.5 EX DC HSM |  Sigma 10-20mm f/4-5.6 EX DC HSM | |
| User vote | 9.3 (average on 54 votes) | 9.0 (average on 104 votes) | 8.6 (average on 165 votes) |
| Price | 584 € | 475 € | 319 € |
| Production | 2015 (discontinued) | 2009 (discontinued) | 2005 (discontinued) |
Specifications | |||
| Focal lenght | 11-20 mm | 10-20 mm | 10-20 mm |
| Format | APS-C | APS-C | APS-C |
| Angle of view | 105.2 - 71.5 ° | 110.4 - 71.5 ° | 110.4 - 71.5 ° |
| Max. aperture | 2.8 | 3.5 | 4.5 - 5.6 |
| Aperture blades | 9 | 7 | 6 |
| Lenses/Groups | 14 elements in 12 groups | 13 elements in 10 groups | 14 elements in 10 groups |
| Min. focus distance | 0.28 metri | 0.24 metri | 0.24 metri |
| Reproduction ratio | 0.11x | 0.15x | 0.15x |
Features | |||
| Zoom type | Ring, interal | Ring, interal | Ring, interal |
| Autofocus | Lens AF motor (non-ultrasonic) | Ultrasonic AF Motor (Ring-USM) | Ultrasonic AF Motor (Ring-USM) |
| Internal AF | Yes | Yes | Yes |
| Full Time MF | No | Yes | Yes |
| Stabilization | No | No | No |
Built and notes | |||
| Tripod ring | No | No | No |
| Extenders | No | No | No |
| Filters | 82 | 82 | 77 |
| Lens hood | Yes, supplied | Yes, supplied | Yes, supplied |
| Weather sealing | No | No | No |
| Weight | 560 g | 520 g | 470 g |
| Dimensions | 89 x 92 mm | 87 x 88 mm | 84 x 81 mm |
| Page | Product Page | Product Page | Product Page |
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