NOVELTY - The photovoltaic cell useful in a module, comprises an optically transparent front side electrode (7), a back side electrode (9), a photovoltaic material (5) having first and second sides, an insulating layer (13) disposed over the front side electrode, luminescence down shifting materials facing the first side of the photovoltaic material, a flexible substrate facing the second side of the photovoltaic material, a first means for collecting current from the front side electrode, and a second means for connecting the first means to an interconnect through the insulating carrier.    USE - The photovoltaic cell is useful in a module (claimed).    ADVANTAGE - The photovoltaic cell can effectively absorb and re-emit the short wavelength photons at a longer wavelength using the luminescence down shifting materials thus increasing the efficiency of the photovoltaic device and ensuring simple and economical manufacture of the photovoltaic module.    DETAILED DESCRIPTION - The photovoltaic cell useful in a module, comprises an optically transparent front side electrode (7), a back side electrode (9), a photovoltaic material (5) having first and second sides, an insulating layer (13) disposed over the front side electrode, luminescence down shifting materials facing the first side of the photovoltaic material, a flexible substrate facing the second side of the photovoltaic material, a first means for collecting current from the front side electrode, and a second means for connecting the first means to an interconnect through the insulating carrier. The photovoltaic material is disposed between the front side and the back side electrodes such that the first side faces the front side electrode and the second side faces the back side electrode. The back side electrode comprises a portion of the substrate. The shifting materials are mixed together and are disposed over the front side electrode and below or over the insulating layer. The insulating layer comprises a polymer material. The shifting materials comprise an organic dye and an inorganic phosphor. The luminescent down shifting materials comprise the first material and the second material such that an excitation region of the second material overlaps with an emitting region of the first material. An INDEPENDENT CLAIM is included for a photovoltaic module (claimed).    DESCRIPTION OF DRAWING(S) - The diagram shows a photovoltaic cell with an insulating layer on a front side electrode.    Photovoltaic cell (3a)    Photovoltaic material (5)    Front side electrode (7)    Back side electrode (9)    Insulating layer. (13)