Nx 40 louis kalff wall lights for philips from 1959 present a clear and timeless design. The simplicity of the form, with a cylindrical shade in satin glass and a curved shielding ring in french walnut, creates a balanced relationship between warmth and functionality. These wall lights were designed by the philips design team under the direction of louis kalff and fit within the characteristic post-war philips design principles. The choice of materials and proportions is carefully considered, contributing to a calm and understated presence on the wall. Dimensions per fixture: 17.5 × 19 × 35 cm / 6.9 × 7.5 × 13.8 in (w×d×h). Cylinder diameter: 10 cm / 3.9 in.source: philips catalogue, september 1, 1959, p. 87. The condition of these wall lights is very good. They show light signs of use consistent with age. The original mounting brackets are still present. The wiring has been fully checked by a professional electrician. Othersecondary color: wood designmodel: nx40 designer: louis kalff, philips design team manufacturer: philips vintage style: dutch design, mid-century modern design period: 1950s authenticityproduction period: 1960s origin: netherlands attribution: documented in vintage catalogs or other literature sources qualitycondition: very good restauration: ztijl quality checked! wear due: patina consistent with age and use, light wear consistent with age and use electricswiring: the wiring has been checked by an electrician. Plug type: n/a; the lamp has no plug and is suitable for use up to 230v fitting: e27 (large screw bulb holder) up to 230v light source: incandescent, led, energy-saving and halogen lamps appearanceprimary color: white material: metal detailsdimensions: 19 × 17,5 × 35 cm (w×d×h) i have official proof of authenticity such as vintage catalogs, designer records, or other literature sources and take full responsibility for any authenticity issues arising from misattribution, up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.