| 简介 |
It a luminescent glass is indicated, with at least 1 mole percent on an oxide basis of a trivalent contains the rare earth-cation is doped, wherein at least 20 mol % of the glass P_AOX14AO> 2_AOX14AO> O_AOX14AO> 5_AOX14AO>, up to 15 mole % Al_AOX14AO> 2_AOX14AO> O_AOX14AO> 3_AOX14AO> and up to 35 mole percent alkali metal oxides. The the invention is glass in particular for the conversion of LED radiation in the UV range and in the blue region in white light and has suitable with colour- [...] -Coordinates xandy are color temperature CT [...] curve between 2700 K and in the vicinity of the 7000 K on, wherein the difference value is less than or equal to 0.011 [...] and wherein said color rendering index is greater than 80. |
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