The Institut du Monde Arabe (IMA), or the Arab World Institute, has adjustable metal lenses on the exterior wall.
Photo © Georges Fessy, courtesy Ateliers Jean NouvelAutomated lenses along the southern wall of the Arab World Institute control light entering the interior spaces. The aluminum lenses are arranged in a geometric pattern and covered with glass. In addition to serving a practical function, the grid of lenses resembles
moucharabieh -- latticework found on patios and balconies in Arabian countries.
Interior view of the lenses >>
Exterior view of the museum >>
