This is the new full-frame Tokina AT-X PRO SD 24-70mm f/2.8 (IF) FX lens that will be announced at Photokina later this year. The new lens was on display at the CP+ show in Japan
Tamron announced their SP 24-70mm f/2.8 Di VC USD lens ($1,299) last year.
Sigma is rumored to announce a new 24-70mm f/2 OS HSM full frame lens this year.
