Lens names can be complicated things. Companies often try to fit every detail of the lens into the name, resulting in a string of abbreviations. While Sigma isn't the worst offender, it tends to stack ...

This lens from Sigma has been created specifically for cropped sensor digital single lens reflex cameras (dSLR’s) with sensors in the region of APS-C size. It is given the DC nomenclature for this ...

Significant competition from Sigma’s own 20mm f/1.4 Why you can trust Space.com Our expert reviewers spend hours testing and comparing products and services so you can choose the best for you. Find ...

Why you can trust Space.com Our expert reviewers spend hours testing and comparing products and services so you can choose the best for you. Find out more about how we test and review products. Up ...