Sigma Unveils the 150-600mm f/5-6.3 Sport Lens for E and L Mount

Sigma has announced the 150-600mm f/5-6. 3 DG DN OS Sport lens for Sony E-mount and Leica L-mount. It is the company’s first ultra-telephoto zoom lens that Sigma says has been developed from the ground up specifically for full-frame mirrorless cameras.