Vintage Poul Henningsen PH 3.5/2.5 Table Lamp for Louis Poulsen
This is an original PH 3.5/2.5 table lamp, designed by Poul Henningsen for Louis Poulsen. The 3.5/2.5 refers to the shade proportions — a 35 cm top shade paired with a 25 cm middle shade — giving it a compact, elegant profile perfect for smaller tables and spaces.
Like all PH lamps, it uses Henningsen’s revolutionary 3-shade system from 1925. The three shades are shaped with logarithmic spirals to reflect and diffuse the light. The result is that classic PH glow: warm, soft, and completely glare-free. The bulb stays hidden at every angle, so the lamp is as beautiful lit as it is off.
Estimated 1930s production
Materials: Painted glass shades with original orange/yellow finish, browned stem and base
Good vintage condition with honest, visible patina. The paint on the two lower shades shows flaking and wear, which is common for colored PH lamps of this age and adds character. The top metal shade has most probably been replaced at some point but is an original Louis Poulsen.
Dimensions: Approx. 47 cm H x 35 cm W top shade
Why it’s special:
The PH 3.5/2.5 is one of the most versatile PH table lamps. Smaller than the PH 4/3 but with the same warm light quality. This example has the sought-after browned brass stem and base, which Louis Poulsen used...
Category
1930s Danish Modern Vintage Bakelite Lighting