value of visual acuity which is required in order to carry out a vision task. The following table gives several examples: Required visual acuity Vision task Visual acuity 0,8 Reading travel timetables Visual

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eyes and night blindness. Everyday burdens such as light, stress and various environmental factors give rise to free radicals which the body's cells attack. Vitamins B2, C and E protect the eyes by capturing [...] cereals, soya, milk, asparagus and curly kale. Too low a concentration of these vitamins in the eyes can give rise to opacity of the eye lens and hence cataracts as age advances. Furthermore, macular-specific

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