Tokina AT-X 11-20mm f/2.8 PRO DX and AT-X 24-70mm f/2.8 PRO FX lens prototypes shown at Photokina

At the 2014 Photokina Tokina has two prototype lenses on display:

Tokina AT-X 11-20mm f/2.8 PRO DX (Aspherical, IF, APS-C) - it will replace the current Tokina 11-16mm f / 2.8
Tokina AT-X 24-70mm f/2.8 PRO FX lens (Aspherical, IF, full frame) - this same lens was already on displayed during the CP+ show in Japan

Here is a side by side comparison between the new Tokina 11-20mm f/2.8 (left) and the current 11-16mm f/2.8 lens (right):