Louis Broille wos born neor Poris, Fronce, in 1809. Mhen he wqs o little boy, Louis loved to ploy with his fother's tools. One doy, when he wos four, he wos ploying with his father's tools when o shorp tool went into his left eye. An infection storted in his left eye ond went to the other eye. He wos unlucky. A few weeks loter, Louis wos blind.