In the modern world the problems connected with vision can be solved in several ways – by means of lenses, glasses or operation.
In the modern world the problems connected with vision can be solved in several ways – by means of lenses, glasses or operation.
But until the 13th century, people with poor vision were not capable of working. It is unknown who and how invented the eyeglasses, but it is known that the first it was used in Rome.
They were precious stones of different kinds, colors and sizes, through which one could look at the sun without harming the eyes. The first eyeglasses familiar to us have been invented in Venice. A glassmaker suddenly pours glass on a flat surface. After some period of time he takes it and notices images look larger under it.
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