Phosphor and a preparation method of the light emitting device using a phosphor, an image display device, a pigment and an ultraviolet absorber

The present invention provides a phosphor comprising the phosphor containing A element, D element, X elements, and (wherein, A is selected from Mg, Ca, Sr, and Ba or two or more elements containing necessary elements E ; D is selected from Si, one kind Ge, Sn, Ti, Zr, Hf or two or more elements; E is selected from B, Al, Ga, in, Sc, Y, La, one or two or more of elements; X is selected from O, N, F, one kind or two or more elements) having a crystalline inorganic crystalline Ca2Si5O3N6 indicated by the same crystal structure (indicated by Ca2Si5O3N6 comprising crystalline per se, or solute selected from Mg, one kind of solid solution of Sr, Ba, Ge, Sn, Ti, Zr, Hf, B, Al, Ga, in, Sc, Y, La, F or two or more elements) solution there are elements M (wherein, M being selected from Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Yb, at least one) of the inorganic compound.