Description
New saturated disc test for detecting and grading acquired color deficiency. Requires only two minutes for quantitative estimation of saturation thresholds for bluish pigment colors. Highly sensitive to and specific for differences between normal and acquired vision defects. Combined with Ishihara’s pseudo-isochromatic plates, discriminates between congenital and acquired dyschromatopsias and identifies subjects with combined defects. Comes with P/N 4599 Laminated Instructions, P/N 4600 Black cloth pouch and P/N 4601 Plexiglas case.