Pair of ceiling lamps in Industrial style by American company Holopane. Teardrop prismatic glass shades are fixed into metal cone holders.
Holophane was founded in the United States in 1898 by the merging of two companies, the American Electric Prism Company and the Holophane Glass Company. Holophane specialized in developing and producing lighting fixtures with a focus on precise light control. They are known for their innovative use of prismatic glass technology, ensuring efficient and uniform lighting without glare.