The angular two-legged Ply side table by Ronan Copia, founder of Valencia-based outdoor furniture company Axthor, is made of heavy-gauge powder-coated steel—a departure from the company's usual repertoire.  Photo 5 of 7 in Optical Illusions in Product Design by Kate Santos from Furniture Design Series: The Side Table

Optical Illusions in Product Design

5 of 7

The angular two-legged Ply side table by Ronan Copia, founder of Valencia-based outdoor furniture company Axthor, is made of heavy-gauge powder-coated steel—a departure from the company's usual repertoire.