An example of one method is that contact lenses were established in 1887-1888 and are still established by many people today. The truth is this: more than 30 million people in America wear contact lenses today! Speaking of which, did you know that two-thirds of contact lens wearers in America today are women? I think it's pretty incredible. Plus, if you say the words "contact lenses", almost anyone who speaks English and is over the age of 7 will know what you're talking about. Contact lenses are practically “famous”. Either way, contact lenses are very useful and they have changed the world in many amazing ways since their creation in 1887 or