The invention provides a lighting device (
1
) comprising (a) a light source (
10
) configured to generate light source light (
11
), and (b) a light converter (
100
) configured to convert at least part of the light source light (
11
) into visible converter light (
111
), wherein the light converter (
100
) comprises a matrix (
120
) containing an organic luminescent material (
140
) of the benzoxanthene derivative type. The lighting device may further comprise a further luminescent material (
130
).
该发明提供了一种照明装置(1),包括(a)配置为产生光源光(11)的光源(10),以及(b)配置为将至少部分光源光(11)转换为可见转换器光(111)的光转换器(100),其中光转换器(100)包括一个包含苯并氧
黄酮衍
生物型有机
发光材料(140)的基质(120)。该照明装置还可以包括另一种
发光材料(130)。