Luxottica Group S.p.A. (BIT: LUX, NYSE: LUX) is the worl's biggest eyewear company. Its best known brands include Ray-Ban, Sunglass Hut International, Persol and the recently acquired Oakley, Inc.. It also makes sunglasses for designer brands such as Chanel and Prada, and has extensive interests in prescription glasses as well. Leonardo Del Vecchio started the company in 1961, in Agordo north of Venice; today the company is headquartered in Milan.