A pair of  Holophane glass lampshades of trumpet form in “stiletto” prism, with replacement brass fitments for suspension. Unsigned, England c.1900

Ht. (as displayed) 75cm/30in (reducable, Ht.(shade) 20/8, Diam. 15.5/6

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.