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The real revolution in the development of contact lenses come in 1953, when Czech scientists, Otto Wichterle and Lim Jaroslav represent the first soft hydrophilic contact lens material called HEMA – polyhydroxyet­hylmethakrylat. In 1961 in almost home conditions Otto Wichterle invents a method of producing a centrifugal casting, which significantly simplifies the production of contact lenses.

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