Iconic Holophane refracting ceiling luminaire. The borosilicate glass prisms provide a combination of uplight and downlight to illuminate any environment evenly without creating dark spots or glare. Impressed on glass: Holophane Rec. U.S. Pat. Off. 2120 Pat. No. 1947526.
DIA: 9½ x H: 6½ in.
*Ready for your professional electrician installation, brass cup and socketry all included.