A set of 3 Holophane reflectors in “stiletto” prism, with replacement brass fitments. England circa 1910

The Holophane Company, UK,U.S.A & France

• In 1893, André Blondel invents the prismatic glass molding, on the principle of the Fresnel lens. The invention is patented under the name “Holophane” whose Greek roots mean “harmonious distribution of light”.

• In 1898, Otis Mygatt, an American businessman, buys the patent and creates two companies on each side of the Atlantic for the production and sale of Holophane products.

• Holophane Glass Co. (USA): manufacturing / sales, and Holophane Limited (UK)

• The year 1920 sees the birth of “Holophane SA” in France. The English company (Holophane Limited) joins forces with a French industrialist to create a production site and installs glassware in Les Andelys. Holophane SA is born.