with sufficient vitamin A, this can result in dry 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 [...] ecific vitamins such as the carotinoids lutein and zeaxanthin protect the eye against harmful UV light and thus prevent diseases such as macular degeneration. With advancing age as well as with illnesses
heads.Bright, even illumination of the reading text provided by enclosed magnifier heads made from a light material.To achieve a uniform reading distance, Eschenbach Optik recommends using the system varioPLUS
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