A storage phosphor screen including a substrate; a phosphor layer disposed over the substrate; and an overcoat layer disposed over the phosphor layer, wherein the overcoat layer comprises at least one organic solvent-soluble polymer and at least one light absorbing colorant, and wherein the light absorbing colorant is dispersed within the organic solvent-soluble polymer. In order to facilitate the coupling of the EL panels, respective data drivers are disposed at one side of pixels, and a scan driver and an emission control driver are formed in each of the EL panels. or a hydrogen atom; R4 and R5, which may be the same or different, each represent an alkyl group of 1 to 9 carbon atoms or a hydrogen atom; X represents \u2014O\u2014, \u2014S\u2014, \u2014SO2\u2014, \u2014C2\u2014, \u2014CH2\u2014, \u2014C\u2014, or \u2014C2\u2014; and n represents an integer of 1 or greater). A number of segments associated with the shelf based on a forecasted allocation of an inventory on the shelf are calculated.