For this upcoming Photokina 2018 in September, Sigma will announce a new 70-200mm f/2.8 DG HSM Sports lens. Available for Canon EF mount, Nikon F-mount, and Sony E-mount. Sigma is also rumored to announce a 70-200mm f/4 DG HSM Contemporary lens.
According to Sigma USA’s press release, a new Sigma lens will be officially announced at upcoming PhotoPlus Expo held at the Jacob Javits Convention Center in New York City from October 26-28, 2017. Sigma hasn’t told us which lens is going to be announced, but according to previous rumors, this new lens could be Sigma 70-200mm f/2.8 DG OS HSM Sports lens, available for both Canon EF mount and Nikon F mount DSLR cameras.