Why is the brim of contact lens broken? What cause these kinds of damage? Color blind contact lens breakage type and reason It was found that the lens was broken within a short time after the glasses were matched, which was mostly caused by the use of sharp tweezers, too long nails and too sharp […]
Color blindness has no effect on physical health. But there’s big inconvenience in life.occupations cannot be performed. For example, red-green-blind patients cannot distinguish between red and green, and cannot engage in professions that require color vision, such as art and colorists. Drivers should also not be red-green blindness or color weakness, because it is unable […]
