X2-PRO for DSLR : X-813 :
X2-mount for Canon 1Dseries Mk 3
This X-813 is needed to mount the
Canon 1D-series Mk 3
SLR to the X2-PRO system. (1D Mk3, 1Ds Mk3)
The X-813 places the CCD exactly in the optical center of the lens, in horizontal as well as vertical position.
X2-mount for Canon 1Dseries