Sigma's professional 300mm f/2.8 for Canon — the EX APO for sports and wildlife.
The Sigma 300mm f/2.8 EX APO DG HSM is a professional super-telephoto prime from Sigma's EX class for Canon EF. Canon EF mount.
300mm focal length. f/2.8 maximum aperture. EX class. APO. DG = full-frame. HSM. Canon EF mount.
The Sigma 300mm f/2.8 EX APO DG HSM is an EX-class super-telephoto prime — f/2.8 at 300mm with APO glass for chromatic aberration control. HSM provides fast, quiet AF. A professional alternative to the Canon EF 300mm f/2.8L.
On the used market the Sigma 300mm f/2.8 EX APO DG is a professional super-telephoto. Condition checks: f/2.8, APO, HSM. Canon EF mount.