"Vega" by John Armleder employs mirrored acrylic as its primary medium, a material choice that reflects and fragments the viewer's perspective while creating an interplay between the artwork's surface and surrounding space. The use of reflective surfaces is characteristic of Armleder's practice, which often engages with ideas of perception, materiality, and the viewer's active role in completing the work's meaning. Through this mirrored acrylic construction, the piece generates a dynamic visual experience that shifts according to the viewer's position and the ambient light conditions of its exhibition environment.