A lighting module comprising: a substrate ; a light emitting device disposed on the substrate ; and a resin member disposed on the substrate and the light emitting device , wherein the resin member includes a plurality of side surfaces (S11, S12, S13, S14) and an exit surface on an upper portion thereof, the plurality of side surfaces (S11, S12, S13, S14) of the resin member include a first side surface (S11) adjacent to the light emitting device , a second side surface (S12) facing the first side surface (S11), and a third side surface (S13) and a fourth side surface (S14) disposed between the first and second side surfaces (S11, S12) and facing each other, the exit surface of the resin member includes a light extraction structure having a concavo-convex pattern disposed in a first direction, the light emitting device includes an emitting region facing to a portion of the second side surface (S12) in the first direction, and a thickness of the second side surface (S12) is smaller than that of the first side surface (S11) in the resin member , wherein the concavo-convex pattern has a long length in a second direction orthogonal to the first direction, wherein the light emitting device , the resin member , and the substrate overlap in a third direction perpendicular to the first and second directions, wherein the resin member is in contact with a side surfaces and an upper surface of the light emitting device , and wherein a high point (Px) which is highest in the resin member is disposed to be closer to the light emitting device than a center of the resin member in the first direction. a substrate ; a light emitting device disposed on the substrate ; and a resin member disposed on the substrate and the light emitting device , wherein the resin member includes a plurality of side surfaces (S11, S12, S13, S14) and an exit surface on an upper portion thereof, the plurality of side surfaces (S11, S12, S13, S14) of the resin member include a first side surface (S11) adjacent to the light emitting device , a second side surface (S12) facing the first side surface (S11), and a third side surface (S13) and a fourth side surface (S14) disposed between the first and second side surfaces (S11, S12) and facing each other, the exit surface of the resin member includes a light extraction structure having a concavo-convex pattern disposed in a first direction, the light emitting device includes an emitting region facing to a portion of the second side surface (S12) in the first direction, and a thickness of the second side surface (S12) is smaller than that of the first side surface (S11) in the resin member , wherein the concavo-convex pattern has a long length in a second direction orthogonal to the first direction, wherein the light emitting device , the resin member , and the substrate overlap in a third direction perpendicular to the first and second directions, wherein the resin member is in contact with a side surfaces and an upper surface of the light emitting device , and wherein a high point (Px) which is highest in the resin member is disposed to be closer to the light emitting device than a center of the resin member in the first direction. <EOS>