Sigma 300-600mm f/4 DG OS Sports Lens (L Mount) 4929 Its larger surface increases the

Its larger surface increases the electrical power handling (better cooling) but its higher mass results in a different distortion behavior

Intelligent Cooling Design For 8% Lower Temperatures

FE lock/FEB in-progress

Consistently accurate colors are easily achieved even under different types of lighting

Temperature Range - -11°F – 10

Sigma 300-600mm f/4 DG OS Sports Lens (L Mount) 4929 Its larger surface increases theSigma 300 600mm F4 DG OS Sports The 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