Zeiss is rumored to announce a new Distagon T* 2,8/15 ZF.2/ZE super wide angle lens on March 16th, 2012. The lens is expected to start shipping in May, 2012. The angle of view will be 110 degrees. The lens will have a 95mm filter thread. The widest Zeiss lens for DLSR cameras is currently the Distagon T* 18mm f/3.5 ($1,395.00). Zeiss produces also the Super Wide Angle 15mm f/2.8 Distagon T* ZM lens for M-mount ($4,600.00). The new Distagon T* 2,8/15 is expected to be available for Canon and Nikon mounts (not sure at that point for any other mounts).