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A test with pictures to indicate the presence of inherited color vision defects.
Ishihara Color Testing Book, 24 plate version. Numbers (15 plates) and patterns/ winding lines (9 plates).
Ishihara Color Vision Test – Child version A simple and accurate method to detect congenital color vision deficiency (red/green defects). Squares and circles.
Same test as Farnsworth D-15 (#9358) except discs are enclosed in a sealed plastic box and arranged using a magnetic pen. Therefore the discs are kept clean and can not be lost. Kit includes magnetic pen, score sheet and cloth … Continued