Sigma 20mm F1.4 DG HSM Review

November 19, 2015 | Mark Goldstein |

Sigma 20mm F1.4 DG HSM Specifications

Lens construction 15 elements in 11 groups
Minimum aperture F16
Angle of view (35mm equivalent) 94.5°
Minimum focusing distance 27.6 cm / 10.9 in.
Dimensions (diameter x length) φ90.7mm x 129.8mm / 3.6 in. x 5.1 in.
Number of diaphragm blades 9 (Rounded diaphragm)
Maximum magnification ratio 1:7.1
Weight 950 g / 33.5 oz.