Tamron SP AF 20-40mm f/2.7-3.5 Aspherical (IF)
No description
| Availability | ||
Discontinued  |
No | Contribute |
| Year announced | 0 | Contribute |
| General | ||
| Lens Mounts |
|
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| Focal Type | Wide-angle zoom | Contribute |
| Lens | ||
| Focal Length |
20mm - 40mm | Contribute |
| Angle of View |
57° - 95° | Contribute |
| Max Aperture |
f/2.7 - f/3.5 | Contribute |
| Min Aperture |
f/22 | Contribute |
| Filter Size |
77mm | Contribute |
| 35mm equivalent | No Data | Contribute |
| Internal focusing |
No Data | Contribute |
| Focusing | ||
| Min Focus | 50cm | Contribute |
| Stabilised | No | Contribute |
| Macro |
No | Contribute |
| Construction | ||
| Blades | 6 | Contribute |
| Elements | 15 | Contribute |
| Groups | 12 | Contribute |
| Box Contents | ||
| Box Contents |
No Data | Contribute |
| Dimensions | ||
| Weight | 525g | Contribute |
| Width | No Data | Contribute |
| Height | 81mm | Contribute |
| MTF Data | ||
| Effective focal length | 20-39mm | Contribute |
| Weighted MTF | 20 mm: f2.7 0.71 | f4 0.77 | f8 0.79 28 mm: f2.8 0.70 | f4 0.76 | f8 0.81 40 mm: f3.5 0.71 | f8 0.82 | Contribute |
| Average Weighted MTF | 0.78 | Contribute |
| Weighted MTF 10 lp/mm | 0.88 | Contribute |
| Weighted MTF 20 lp/mm | 0.73 | Contribute |
| Weighted MTF 40 lp/mm | 0.50 | Contribute |
| Distortion | No Data | Contribute |
| Grade | 3.7 | Contribute |
| Photodo MTF Score | 3.7 | Contribute |
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428 MTF tests
74 in-depth photodo reviews
100+ users join each day
Help the lens community by reviewing or rating a lens today via our lens search