Production of the Sigma 24-105mm f/4 Art Lens is on Hold Leave a reply we are told the production of the Sigma 24-105mm f/4 DG OS HSM Art lens, which was originally supposed to be released for Sony very soon, is now stopped. It is never too early to get it at Amazon / Adorama ! Related Posts:Sigma 105mm F1.4 DG HSM Art Lens for Sony E-mount to…Sigma 105mm F2.8 Art DG DN Macro Lens Review…Sony FE 24-105mm F4 G OSS Lens Review (LensRentals):…Hot Deal: Sigma 105mm F2.8 EX DG OS HSM Macro Lens for $469Sigma 105mm f/1.4 DG HSM Art Lens to Cost Under $2,000