Limited edition table lamp model PH 2/1 with amber glass designed by Poul Henningsen. Produced by Louis Poulsen in Denmark. Marked Louis Poulsen at the bottom. PH 2/1 is designed on the principle of a reflecting multi-shade system, creating harmonious and glare-free lighting. The shade design is based on a logarithmic spiral, with the center of the light source placed in the spiral’s focal point.