If an accident has already happened, you should quickly order a new lampshade for the PH 3½ ? 2½ floor lamp. Top shade, middle shade or bottom shade for the classic PH 3½ ? 2½ floor lamp, designed by Poul Henningsen. The PH 3½-2½ floor lamp was designed according to the reflective multi-shade system, which originates from the logarithmic spiral, where the light source originates in the centre of the spiral. The handblown three-layer opal glass, which is clear on the outside and sandblasted on the inside, emits a soft and diffuse light. Material: Handblown glass