Abstract: An assembly for lamp construction, including a solid tungsten W component (10) and at least one film (9) having two contact faces, comprising a metallic molybdenum base body and a coating, which is applied at least in part to said base body and which includes ruthenium or rhenium alone or as an alloy in the region of the first contact face, which produces the contact with the W component, whereas the second contact face is not coated and is intended to be in contact with glass.