
Color Blindness and Color Weakness Test – Color Blindness and Color Weakness Self-Test Chart
Color blindness detection Color blindness is a congenital color vision disorder disease. There are many types of color vision disorders, the most common being red-green color blindness. According to the theory of three primary colors, any color in the visible spectrum can be composed of red, green and blue. If you can identify the three primary colors as a normal person,…