What is the world's largest eyewear company?
Luxottica Luxottica Group S.p.A. is the world's largest eyewear company. It is based in Milan, Italy.
Specsavers Specsavers Optical Group Ltd is a British optical retail chain, operating globally, which offers "optician services", along with eyeglasses, contact lenses and hearing aids. In 2012 it had the largest single market share of the four major opticians, with 42% of the market within the United Kingdom.