Cathode shield with deuterium lamps

The invention relates to a gas discharge lamp (deuterium lamp), comprising: · A gas-filled bulb, · A arranged inside the lamp bulb anode, · A cathode spaced from the anode inside the lamp bulb is disposed, · A housing, with a shaped body, a housing rear wall, as well as one of at least partially non-electrically conductive housing base, the housing base having a front housing, an intermediate housing wall and a cathode compartment · And a Kathodenabschirmfenster, wherein the Kathodenabschirmfenster against the shaped body is isolated and / or formed of an insulating material and the use of a lamp to be used for analytical purposes.