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Farnsworth Dichotomous D-15 Color Test

Gulden Ophthalmics

The Farnsworth Dichotomous D-15 test is designed to correctly identify all (congenital and acquired) color deficiencies, no matter how slight. A score sheet is enclosed to represent the order of the patient's arrangement of the caps, with respect to their correct sequence around the color circle. This allows the clinician to compare the axis of color confusion(s).

  • Must be conducted under daylight conditions
  • Test Type: Arrangement
  • Color System: Musell Color System
  • Color Deficiencies: Identifies all color deficiencies (congenital and acquired)
  • Measurement: Type of color blindness, as well as severity
  • Evaluation: Protan, Deutan and Tritan color confusion axes are each evaluated



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Company Information

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Gulden Ophthalmics

225 Cadwalader Ave

Elkins Park, PA 19027