Colour blindness test chart, illustration. People with good colour vision can see the number 836, while those who have deuteranopia or red-green colour blindness cannot. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / CHONGQING TUMI TECHNOLOGY LTD |
Taille de l’image : | 4330 px × 3229 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |