26|APUNTES Ulloa Óptico: spot-lighting highlights and Backlighting materials Is an optician with early 20th century charm, Ulloa Óptico opened its first shop in 1919. It is now a third-generation family business with a total of 30 outlets in Spain. Isabel López Vilalta + Asociados has realized the interior design project of the establishment placed in the number 21 of the Serrano street of Madrid. Backlighting is used to create a coherent lighting plan. T he space is organized linearly to showcase the sunglasses and prescription frames first, housed on a central structure specifically designed for excellent and personalized customer service. The linear plan cuts horizontally through the store, crossing with longitudinal elements to create a pentagram-style experience, dotted with circular mirrors. In the center of the floor, a large central structure cradles a long and gently-illuminated table. On one side of this table there are cabinets and mounts to present the client with a variety of options, while the other side holds the cash area. A wide hallway takes the client through the storage areas and moves him or her to a room for private consultations, next to a small interior garden which acts as a teaser, visible from the main entrance to the shop. The following palette of materials was chosen: dark wood for the flooring and the lower parts of the lineal plan, white backlit Methacrylate for mounting the products, lacquered metal (in a shade