AsapSCIENCE - Only about 0.00003% of the world's population suffers from total color blindness aka Monochromacy. Find out what YOU inherited from your mom's side and your dad's side in our NEW
Narayana Nethralaya - Monday Eye Opener! Total colour blindness, known as monochromacy or achromatopsia, is a very rare subtype of colour vision deficiency which affects about 1 in 30,000 people. Completely colour-blind
![Color Blindness Vision Defects with Numbers White Background: Blind Test Protanomaly Protanopia Deuteranomaly Deuteranopia Tritanomaly Tritanopia ... Color Blindness Vision Defects with Numbers White Background: Blind Test Protanomaly Protanopia Deuteranomaly Deuteranopia Tritanomaly Tritanopia ...](https://m.media-amazon.com/images/I/71A5ROkAMUL._AC_UF1000,1000_QL80_.jpg)