| Description | For many years, anyone using the Farnsworth D15, L'Anthony desaturated test or Farnsworth 100 Hue has complained about how patients cannot avoid touching the color disks with the result that the test kits become unusable. Further, the disks are very | Accepted by leading authorities as a simple and accurate method for discovering congenital color blindness of two type total color blindness and red/green blindness. This book is used for children and the illiterate. | 70 discs to investigate acquired color deficiency. Quantifies neutral zone characteristics of dyschromatopsia and evaluates the relative luminance. | 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 | Spanish HRR/Amsler combination with Spanish and English directions for both HRR and amsler tests plus occluding glasses. |