Ishihara Eye test chart book for color defieciency & blindness wiht 38 plates MULTICOLOR..Premium Quality

About this item

• intended to determine the type of color vision defect (protanopia or deuteranopia) and the severity of it.
• Hidden digit plates: only individuals with color vision defect could recognize the figure.
• Includes four special plates for tests to determine the kind and degree of defect in color vision.
• Diagnostic plates: intended to determine the type of color vision defect (protanopia or deuteranopia) and the severity of it.