Sigma's extreme super-telephoto zoom — constant f/5.6 from 300-800mm for dedicated wildlife professionals.
The Sigma 300-800mm f/5.6 EX DG APO HSM is one of the most extreme zoom lenses ever made — covering 300-800mm at constant f/5.6. It was designed for dedicated wildlife and aviation photographers who need extreme reach with zoom versatility.
Optically very good for the extraordinary specification — sharp throughout with APO correction and SLD glass controlling chromatic aberration. The constant f/5.6 provides consistent exposure across the entire range. HSM motor for fast, quiet AF.
Available for Canon EF and Nikon F mounts. Drop-in filter holder — no front thread. Approximately 5880g — essentially a telescope. Tripod collar and support are mandatory. Full-frame coverage. The lens is approximately 67cm long.
Available used at professional to luxury prices. One of the longest zoom lenses ever made in regular production. The 5880g weight requires serious support. For dedicated wildlife, aviation, and sports photographers who need 300-800mm zoom in a single lens.