Baader Planetarium M48 Spacer Ring for MPCC III Coma Corrector / Protective Canon EOS T-Ring

An important new addition for the MPCC Mark III accessory, use the full aperture of the M48 thread instead of M42 in conjunction with the Baader protective Canon T-Ring. This M48 spacer ring is the necessary addition in order to mount the MPCC Mark III directly onto the Baader protective EOS T-ring while securing the correct optical distance of 55mm and by utilizing the full M48 unvignetted aperture. Photo for illustrational purposes and only the M48 T-ring Spacer is supplied.