Included in the purchase are two different drum lamp shades, one with woven rattan and another with traditional linen. You can use these individually, or together with the rattan on top and linen ...

Abstract: Flat lamps generating more than 20 W of average power in the vacuum ultraviolet (VUV; λ ≃ 172 nm) with an efficiency above 10% have been realized, and are now being manufactured. These ...