| http://www.w3.org/ns/prov#value | - This object is achieved in accordance with the invention by a display device as described in the opening paragraph, which is characterized according to the invention in that the coating comprises at least two types of dyes of which a maximum absorption value lies between the ??50 -points of a first type of phosphor and a maximum absorption value lies between the ??50 -points of a second type of ph
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