Converter

This work by Robert Ryman (1939–2019) consists of a sheet of aluminum painted white and pressed flat against the wall. The metal has been anodized—that is, electrochemically treated—to create a matte, reflective surface, thereby altering the viewer’s visual perception depending on their position and the lighting conditions. The central section of the sheet lifts slightly, creating a subtle gap between planes. This separation allows light to cast shadows and reflections, giving depth to the otherwise smooth and monochromatic surface.

Part of a series created in the mid-1980s, this work reflects Ryman’s exploration of the relationship between the material support of painting—the metal sheet—and the wall behind it. By lifting the sheet away from the wall, the artist questions the boundary between painting and object, highlighting the role of light, space, and material in shaping visual perception.