Sigma Announces 2 New 150-600mm f/5-6.3 DG OS HSM Lenses (Sport and Contemporary)
Sigma announced 2 new and different 150-600mm lenses for Photokina 2014, the 150-600mm F/5-6.3 DG OS HSM Sports and 150-600mm F/5-6.3 DG OS HSM Contemporary. All new Sigma products can be pre-ordered…