This is the new Tokina 14-20mm f/2.0 APS-C lens.
Focus Numerique spotted that new 14-20mm f/2.0 APS-C lens at the Tokina booth at Salon De La Photo. This would be a great companion of the [shoplink 42331 ebay]11-16mm f/2.8 A-mount lens[/shoplink]. If Tokina will ever make it available for A-mount too…
found via Photorumors.