Did you know that the first fiber optic cable in Poland was created in Lublin? The world’s first optical fiber was created in Italy in 1977. A year later, UMCS researchers in Lublin designed and created the first fiber optic cable in Poland. in 1979, after the construction of the UMCS cable, the first 2.5 km long line was laid in Lublin, which connected the city’s telephone exchanges. This invention has become a real technological revolution.