It was used to correct the eye power.
It was invented in the early 1500's..
Leonardo Da Vinci in the early 1500's invented contact lenses.
it was invented on your head ha ha ha
In 1981 a company called CIBA VISION has invented this colored contact lenses. for more info on contact lenses please visit www.netlens.com.au
Adolf Gaston Eugen Fick invented contact lenses.
During the early 1800's years..
No or else it would not have been invented at all
who invented the bifocal lenses
Scleral lenses is for dry-eye treatment. Scleral lenses can be used in patients who are otherwise contact-lens intolerant and has recieved a good feedback.
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Lenses had been known for some time before the telescope was invented. No one really specifically "invented" the telescope lens, they simply used existing equipment (lenses) in a new device (the telescope).
Leonardo da Vinci is frequently credited with introducing the general principle of contact lenses however, did not suggest his idea be used for correcting vision. Modern soft contact lenses were invented by the Czech Chemists Otto Wichterle and Drahoslav Lim.