TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The fluorinated coating is configured to generate hydrophobic surface sites, the fluorinated coating comprising fluorinated inorganic and/or organic agent. The surface-modified luminophore further comprises moisture barrier layer comprising an oxide arranged on fluorinated coating or arranged between fluorinated coating and silicate luminophore. The silicate luminophore comprises an alkaline earth metal silicate luminophore, where fluorinated coating comprises fluorinated barrier layer formed by fluorinating alkaline earth metal silicate luminophore using fluorine functionalized organosilane of formula Si(OR)3X. The surface-modified luminophore is of formula (Me1+Me2+Me3+)x.(Si, P, Al, B, V, N, C, Ge)y.(O, N)z:(A', F', S') or Sr3-x'-y'-z'Cax'Bay'SiO5:Euz', F, S. The oxide is at least one of MgO, A12O3, Y2O3, La2O3, Gd2O3, Lu2O3 and SiO2.R=CH3, C2H5 or higher alkanes;X=fluorine-functionalized organic ligand;A'=an activator selected from lanthanoids and/or manganese;F'=surface fixed or cross-linked fluorine or fluorine compound;S'=an additional coating with non-fluorinated layer-forming materials;Me1+=monovalent metal;Me2+=divalent metal;Me3+=trivalent metal selected from group III or lanthanoids;Si=may be replaced by phosphorus, aluminum, boron, vanadium, nitrogen, germanium or carbon;x=0-5;y=0-12;z=0-24;x'=0-2;y'=0-2;z'=0-0.5.    TECHNOLOGY FOCUS - INSTRUMENTATION AND TESTING - Preferred Device: The silicate luminophore comprises an alkaline earth metal silicate luminophore comprising first substitutional element substituting portion of alkaline earth metal ions in silicate luminophore, the first substitutional element comprising divalent ion selected from Mg and Zn, a monovalent ion selected from alkali metals or trivalent ion selected from rare earths; and second substitutional element substituting portion of silicon, the second substitutional element comprising at least one of P, B, V, N, Ge and C. The first light emitting diode and luminophore are combined in package. The light emitting device further comprises second light emitting diode in package where second light emitting diode is configured to emit light having longer emission peak wavelength than that of luminophore. The package further comprises substrate on which first light emitting diode is mounted. The substrate comprises printed circuit board or lead frame. The light emitting device further comprises molding member encapsulating the first light emitting diode, where surface-modified luminophore is arranged within molding member. The package comprises heat sink on which the first light emitting diode is mounted. The first light emitting diode comprises several of light emitting cells. Preferred Definitions:    x'=0-0.05;    y'=0-0.5;and    z'=0-0.25.