Why does a person need glasses?
November 13, 2020 | Education|
Human eyes are a very complex optical mechanism. Some eyes have drawbacks: a clear image is obtained either before or after the retina, these defects are called myopia and farsightedness. To eliminate myopia, use diffusing lenses, hyperopia – collecting.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.