| abstract |
(57) Abstract: Provided is a low-pressure gas discharge lamp having a fluorescent coating, in which deterioration of a phosphor during the life of the lamp is reduced. A gas discharge vessel filled with a gas containing mercury, further comprising an electrode, means for igniting and maintaining a gas discharge, at least one phosphor layer, a UV-C phosphor, And a fluorescent coating comprising a phosphor that can be excited by UV-C radiation. |