Ishihara colour deficiency test with 38 plates. This is the most complete Ishihara test and it tests for protan & deutan defects. Patients must identify numbers or patterns formed in a matrix of small coloured dots varying in colour & intensity (pseudo-isochromatic plates). Ideal for commercial/ industrial colour screening.
We have this Ishihara test available from stock, worldwide delivery.
Ishihara Colour Deficiency Test with 14 Plates. Tests for protan & deutan defects. Patients must identify numbers or patterns formed in a matrix of small coloured dots varying in colour & intensity (pseudo-isochromatic plates). Ideal for commercial/industrial colour screening.
We have this Ishihara test available from stock, worldwide delivery.