Why were contact lens invented?

Answer 1

As always, necessity is the mother of invention. People thought it would be more convenient than glasses. Surprisingly, Leonardo Da Vinci is credited with inventing the idea of contact lenses - though Otto Wichterle and Drahoslav Lim invented the soft contact lenses that most people use today. Leonardo wanted to more know about how the human eye worked. Over time, various people built on his idea, eventually leading to primitive versions.

Answer 2

They were invented to boost peoples confidence if they wear glasses, because the majority of people would prefer to not wear glasses than do. They like their selves better without them, so.. contact lenses are invented to boost people who wear glasses self esteem. And they are easy to wear and better for sport and other things.