Sigma patented two new lenses: 13mm f/2 (APS-C) and 18mm f/2 (Full Frame)
Asobinet spotted two patents describing the design of two L-mount lenses:
- Sigma 13mm F2 DC DN (APS-C)
- Sigma 18mm F2 DG DN (Full Frame)
Asobinet spotted two patents describing the design of two L-mount lenses: