15 inches wide and the part that fits into wall measures 4inches deep

It comes with 2 plastic prisms but there are wholes for more

Each plate measures 7 1/2 inches in diameter

Good - condition

Measures 28 1/4 inches tall and 22 1/4 inches wide and the inside of the frame measures 24 1/4 by 18 1/8 inches Thanks for stopping by and please check out my other vintage items

Vtg metal Brass Retro Light Fixture lamp swag stained glass lantern patio mcm 2 15 inches wide and theVery Good Item may or may not come in original packaging. Item has been tested and is in full working condition. Measures 12 inches tall and 7 inches wide. I also have 3 others listed