The Sigma 70-200mm f/2.8 DG DN OS Sports Lens excels at capturing sports, wildlife, and weddings. The large f/2.8 aperture allows impressive performance throughout the entire zoom range and provides reliable low-light performance. Dual HLA (High-response Linear Actuator) motors enable high-speed autofocus, while Sigma's OS2 algorithm effectively stabilizes images, giving up to 7.5 stops of correction.