Canon EC-R Focusing screen

Mattscheibe Ec-R für EOS 1N, EOS-1D, EOS-1D Mark II, EOS-1D Mark II N,
EOS-1D Mark III, EOS-1Ds, EOS-1Ds Mark II, EOS-1Ds Mark III, EOS-1v,
EOS-1v HS Körper, EOS-3.