| abstract |
The invention relates to an optoelectronic device (100) having: a semiconductor chip (2) for generating primary radiation in the blue spectral range; a conversion element (4) arranged on a semiconductor In the optical path of the chip (2), and designed to generate secondary radiation from the primary radiation, wherein the conversion element (4) comprises at least a first luminescent material (9) and a second luminescent material (10), wherein the first luminescent material (9) is Sr(Sr 1‑x Ca x )Si 2 Al 2 N 6 :Eu 2+ or (Sr 1‑y Ca y )[LiAl 3 N 4 ]:Eu 2+ , where 0≤x≤1 and 0≤y≤1, wherein the total radiation (G) emitted from the device (100) is white mixed light. |