This focusing screen features the matte field with cross-split image in the center, which divides the subject in half both vertically and horizontally for accurate manual focusing. It is used for general photography with all lenses. For the best results use an aperture of f/5.6 or faster.
Comapatible with: EOS 1D D2000, 1V / 1V HS, 1N, 1N RS, EOS 1, EOS 3