Sigma will soon announce the new 18-50mm f/2.8 DC DN Contemporary lens! – sonyalpharumors

Sigma launches 18-50mm F2.8 DC DN for E- and L-mounts: Digital Photography Review

The new Sigma 18-50mm f/2.8 DC DN Contemporary lens for Fujifilm X-mount is now officially announced - Photo Rumors

Finally! Sigma 70-200mm 2.8 Just Announced. Thoughts? : r/SonyAlpha