| 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 | HRR 4th edition pseudoisochromatic test from Richmond Products includes the four demonstration plates, the six screener plates and the 14 diagnostic series for a total of 24 plates. Each of these plates has its own tab for easy and clean page | HRR 4th edition pseudoisochromatic test from Richmond Products includes the four demonstration plates, the six screener plates and the 14 diagnostic series for a total of 24 plates. Each of these plates has its own tab for easy and clean page | HRR/Amsler book combo with occluding glasses. | 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. |