Patent ID: 6850002

Claim:
A light emitting device comprising at least one LED with primary emission (peak) from 370 to 480 nm covered directly or indirectly with a phosphor-containing covering, the phosphor-containing covering comprising at least one of the following phosphors: type I: a metal sulfide photoluminescent material activated with europium containing at least one element M selected from the group consisting of Ba, Mg, and Zn; type II: a complex thiometalate photoluminescent material activated with at least one of europium and cerium, containing 1) at least one element M* selected from the group consisting of Mg, and Zn, and 2) at least one element N* selected from the group consisting of Al, Ga, In, Y, La, Gd and wherein the type I phosphor contains in addition at least one of Ca and Sr as part of element M.