Lenstip опубликовал полный обзор недавно анонсированного объектива SIGMA 40mm F1.4 DG HSM Art они протестировали новинку на камере Canon EOS 5D Mark III
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Maximum Aperture | f/4.5-5.6 | f/5-6.3 |
Zoom Range | 100-400mm | 150-600mm |
Zoom Factor | 4× | 4× |
Angle of View | 24º-6.1º | 16.4º-4.1º |
AF with 1.4× Teleconverter | Up to 560mm (full range) | Up to ~600mm |
Manual Focus Override | On AF switch | On dedicated MO (manual override) switch |
Stabilization Modes | Standard, panning, during exposure only | Standard, panning (further customizable through optional USB Dock) |
AF and Stabilization Fine-tuning | No | Yes (with optional USB Dock) |
Weather sealing | Yes | Yes |
Protection Coating | Yes (both front and rear lenses) | Yes (both front and rear lenses) |
Optical Construction | 21 elements in 16 groups | 24 elements in 16 groups |
Special Glass | 1 fluorite and 1 SUD elements | 2 FLD and 3 SLD elements |
Zoom Lock Switch | No | Yes |
Zoom Ring Resistance Adjustment | Yes | No |
Filter Thread | 77 mm | 105 mm |
Minimum Focusing Distance | 98 cm / 38.6 in | 260 cm / 102.4 in |
Maximum Magnification ratio | 1:3.2 (0.31×) | 1:5 (0.20×) |
Diaphragm Blades | 9 (rounded) | 9 (rounded) |
Lens Hood | Filter-friendly (side window for filter adjustment) | Regular |
Size | 94 x 193 mm / 3.7 x 7.6 in | 121 x 290.2 mm / 4.8 x 11.4 in |
Weight | 1,570 g / 55.38 oz | 2,860 g / 100.9 oz |