Sigma Sports 300-600mm f4 DG OS - Sony E Optical Zoom_20x Optical Zoom Multicoated Optics: Provides a bright

Multicoated Optics: Provides a bright

and a graphene heating layer

up to 320 full power flashes

which comes with an anti-drop design for added safety

Sigma Sports 300-600mm f4 DG OS - Sony E Optical Zoom_20x Optical Zoom Multicoated Optics: Provides a brightThe Sigma 300 600mm f4 DG OS Sports is a revolutionary large aperture ultra telephoto zoom lens that delivers all the convenience and versatility of a zoom lens with the superior optical performance of an ultra telephoto prime lens. With the Sigma 300 600mm F4 DG OS Sports, photographers can move freely between focal lengths of 300mm and 600mm without changing lenses. The fast and precise AF performance of its High response Linear Actuator (HLA) and