Italian inventor, artist and scientist Leonardo da Vinci is credited with describing and sketching the first ideas for contact lenses in 1508, but it wasn’t until the late 1800′s when the first glass lens was created and placed in the eye. The glass lens covered the entire eye and could only be tolerated for a couple of hours.
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In the late 1930′s and early 40′s, hard contacts lenses were refined and made more comfortable eventually leading to the development of the soft contact lens in the early 60′s which is the most widely used contact lens today.