What system you mount your digital back on to? (AFi,Hy6 H1, H2, H3 AFD, Contax, Alpa etc)Are you planing to change systems, or looking in to, say AFi, Hy6 .... or Nikon/Canon/Sony
Are you planing to change systems
or looking in to, say AFi, Hy6 .... or Nikon/Canon/Sony