riedrich Lux was a German conductor and composer. He was born in the town of Ruhla and was initially an organist. Lux was a student of Friedrich Schneider. Between 1841 and 1850 he was Director of the Opera in Dessau and from 1851-1857 performed the same role in Mainz. n 1882 he composed the opera Der Schmied von Ruhla, with a libretto by Ludwig C. Bauer and in 1884 he composed the comic opera The Duchess of Athens, with a libretto by Wilhelm Jacoby.