A light emitting device, which serves as an organic electric field light emitting device, comprising: a thin-film layer including at least an emissive layer and an electron transporting layer; and a second electrode formed on the thin-film layer, the thin-film layer and the second electrode being formed on a first electrode formed on a substrate, wherein the electron transporting layer contains an organic compound represented by the following formula and a donor compound: wherein R 1 to R 18, which may be the same as or different from one another, are selected from the group consisting of hydrogen, an alkyl group, a cycloalkyl group, a heterocyclic group, an alkenyl group, a cycloalkenyl group, an alkynyl group, an alkoxy group, an alkylthio group, an aryl ether group, an arylthio ether group, an aryl group, a heteroaryl group, halogen, a carbonyl group, a carboxyl group, an oxycarbonyl group, a carbamoyl group, an amino group, a silyl group, and -P(=O)R 19 R 20; each of R 19 and R 20 is an aryl group or a heteroaryl group; R 1 to R 20 may form a ring together with adjacent substituents, and n 2 is an integer of 1 to 3; X 2 is selected from the group consisting of-O-, -S-, and -NR 21 -; R 21 is selected from the group consisting of hydrogen, an alkyl group, a cycloalkyl group, a heterocyclic group, an alkenyl group, a cycloalkenyl group, an alkynyl group, an aryl group, a heteroaryl group, and an amino group; R 21 may be bonded to R 11 or R 18 to form a ring; A 2 is selected from the group consisting of a single bond, an arylene group, and a heteroarylene group; wherein any n 2 number of R 1 to R 10 and any one of R 11 to R 21 are used for a linkage to A 2, wherein at least one group of R 3, R 6 and R 8 is a group different from R 1 wherein the donor compound is prepared as an alkali metal, an inorganic salt containing an alkali metal, a complex between an alkali metal and an organic substance, an alkali earth metal, an inorganic salt containing an alkali earth metal, or a complex between an alkali earth metal and an organic substance. a thin-film layer including at least an emissive layer and an electron transporting layer; and a second electrode formed on the thin-film layer, the thin-film layer and the second electrode being formed on a first electrode formed on a substrate, wherein the electron transporting layer contains an organic compound represented by the following formula and a donor compound: wherein R 1 to R 18, which may be the same as or different from one another, are selected from the group consisting of hydrogen, an alkyl group, a cycloalkyl group, a heterocyclic group, an alkenyl group, a cycloalkenyl group, an alkynyl group, an alkoxy group, an alkylthio group, an aryl ether group, an arylthio ether group, an aryl group, a heteroaryl group, halogen, a carbonyl group, a carboxyl group, an oxycarbonyl group, a carbamoyl group, an amino group, a silyl group, and -P(=O)R 19 R 20; each of R 19 and R 20 is an aryl group or a heteroaryl group; R 1 to R 20 may form a ring together with adjacent substituents, and n 2 is an integer of 1 to 3; X 2 is selected from the group consisting of-O-, -S-, and -NR 21 -; R 21 is selected from the group consisting of hydrogen, an alkyl group, a cycloalkyl group, a heterocyclic group, an alkenyl group, a cycloalkenyl group, an alkynyl group, an aryl group, a heteroaryl group, and an amino group; R 21 may be bonded to R 11 or R 18 to form a ring; A 2 is selected from the group consisting of a single bond, an arylene group, and a heteroarylene group; wherein any n 2 number of R 1 to R 10 and any one of R 11 to R 21 are used for a linkage to A 2, wherein at least one group of R 3, R 6 and R 8 is a group different from R 1 wherein the donor compound is prepared as an alkali metal, an inorganic salt containing an alkali metal, a complex between an alkali metal and an organic substance, an alkali earth metal, an inorganic salt containing an alkali earth metal, or a complex between an alkali earth metal and an organic substance.