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The new Richmond HRR pseudoisochromatic test for colour vision is better than the Ishihara test - Cole - 2006 - Clinical and Experimental Optometry - Wiley Online Library
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Comparison of a Smartphone Application with Ishihara Pseudoisochromatic Plate for Testing Colour Vision. - Abstract - Europe PMC
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The simulated Ishihara pseudoisochromatic test plates with the number 3... | Download Scientific Diagram
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PDF] A Modified Pseudoisochromatic Ishihara Colour Vision Test Based on Eastern Arabic Numerals | Semantic Scholar
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