Sigma 70mm f/2.8, 90mm f/2.8, and 100mm f/2.8 Patents Found
New Patents for Sigma 70mm f/2.8, 90mm f/2.8, and 100mm f/2.8 compact mirrorless lenses have been found. The Sigma 90mm has already been announced. Sigma […]
Sigma 70mm f/2.8 DG DN Contemporary Lens