Sigma 30mm F1.4 DC HSM A Canon and Nikon mount lens reviews: good all-round performer
Introduction Sigma is reorganizing its lens range in to three product categories; Contemporary, Sports and Art, the latter of which this new model is a part of is reserved for its highest performing lenses. With its angle of view equivalent to a 45mm on a full-frame 35mm camera, the 30mm f/1.4 DC HSM A has been substantially revised with a new optical construction of 9 elements in 8 groups (over the previous 7 elements in 7 groups), closer minimum focus distance of 30cm (down from 40cm) and 9 diaphragm blades as opposed to the earlier iteration’s
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