| abstract |
There is provided a red phosphor including a compound represented by an empirical formula A z (Sr,M) 2 (Si,Al)O 4-x N y :R(0<x<3, y=2x/3, and 0.0001≦z<0.1), and has a grain size distribution corresponding to 6.9 μm≦D50≦13.9 μm, wherein M and Al are optional, A is at least one element selected from a group consisting of lithium (Li), potassium (K) and sodium (Na), and M is at least one element selected from a group consisting of Barium (Ba), magnesium (Mg) and calcium (Ca). |