Posted in Sigma accessories & lenses Sigma: price for the f/2.8 lenses by Yves Roumazeilles on February 9, 2011 Sigma revealed the official prices for the high-end lenses presented yesterday: 120-300mm f/2.8 EX DG OS HSM: $4700 Macro 150mm f/2.8 EX DG OS HSM: $1600