Prime / sigma-sa / APO 300mm F2.8
The SIGMA APO 300mm F2.8 EX HSM is a telephoto prime lens.
Designed for the Sigma SA mount, it is a fast EX-series telephoto lens with autofocus driven by an HSM ultrasonic motor.
It is well suited to capturing distant subjects, such as birds and sports, at a large size in the frame.