Color Blind Test info: Around the world, approximately 1 in 12 men and 1 in 200 women are affected by color blindness. This fairly common condition often goes undiagnosed, because patients do not realize they aren’t seeing colors like other people do. yet testing for color blindness is simple and doesn’t even require a trip to the doctor. You can do it easily online using your computer. Simply look at the symbols below and enter the numbers that you can see. You will get an instant result that will help you know whether or not you are struggling with color blindness.
How does the Color Blind Test work? This test, known as the Ishihara Test, makes numbers out of dots that are a different color than the dots surrounding them. Someone who is color blind sees all of these dots as the same color, whereas someone with normal vision can distinguish the different colors. Ishihara Test a type of Color Blind Test is a fast and simple way to determine whether or not you are struggling.
Color Blind Test or the Ishihara test contains of a number of colored plates, known as Ishihara plates. All of the plates contains a circle of dots appearing in random order of color and size. Most people will view the images differently (mostly Arabic numbers). Those with certain types of color blindness will see different numbers from those not affected by color blindness.
A color code happens when there is some information in the color of items being analysed. These codes cannot be easily explained by those who have color blindness. This is the main reason as to why, color should not be the sole criteria to provide information. The ideal way to to avoid color coding or color differences is to use Good graphic design to give information. This not only helps the color blind people, but is also helpful to the normal vision people.
External info: Ishihara test Wikipedia