After Sony released the Sony Alpha a9 (Amazon/B&H Photo/Adorama) full frame mirrorless camera, the next full frame mirrorless camera from Sony will most likely be Sony Alpha a7III. Previous rumors said that Sony will announce Sony Alpha a7 III in June, now according to source from SAR, Sony has delayed the launch of Sony a7 III to November, 2017. This means Sony a7 III announcement could be around September or October, 2017.
As rumored before, Sigma will announce their first full frame E-mount lens in 2017. According to recently rumors on SAR, first Sigma lens will be Sigma FE 35mm f/1.4 AF lens or Sigma FE 35mm f/1.2 AF lens.
Sony finally announced the rumored FE 16-35mm f/2.8 GM Lens (Amazon/B&H Photo Video/Adorama) today. It is the latest GM lens from Sony, Sony claims that this lens is even better than Canon EF 16-35mm f/2.8L III USM lens. The US price for this lens is $2,198.00, will be shipping in late August, 2017. Here are first official sample images of this lens.