Sigma announces 14mm F1.8, 24-70mm F2.8 and 135mm F1.8 Art series lenses

Today Sigma has released tree high-end Art series lenses, two primes and one zoom. The lenses are designed for Sigma, Canon and Nikon mount cameras and are full frame compatible. First lets take a look at the 135mm f1.8 DG HSM prime telephoto lens. The lens features a hypersonic ring type focus motor that delivers…