A lighting module comprising: a substrate ; a plurality of light emitting devices disposed on the substrate ; and a plurality of reflectors each disposed on the substrate in a light-emitting direction of a respective light emitting device , wherein each of the light emitting devices has an exit surface emitting light, wherein each of the reflectors has reflective surfaces concave toward the substrate and at least a portion of each reflectors faces to the exit surface of a respective light emitting device , wherein each of the reflective surfaces of each reflector is disposed at a gradually higher height as it is farther from a respective light emitting device disposed in an incident direction, characterized in that each of the reflective surfaces includes a plurality of reflection cells (S7) arranged in a first direction (Y), each of said reflection cells (S7) comprising a convex portion (S5) and a concave portion (S6), wherein each reflector comprises first bridge portions each extending along said first direction (Y) and disposed between respective adjacent reflective surfaces , wherein each reflector includes a plurality of second bridge portions each crossing the first bridge portions and disposed between respective adjacent reflection cells (S7), wherein each of the concave portions (S6) has a concave curved surface or an inclined surface, and wherein each reflector includes an open region disposed at a lower portion of the reflector adjacent to a respective light emitting device and opened in the incident direction, wherein the open region has a recess corresponding to a center of the exit surface of a respective light emitting device , and wherein the recess is deeper recessed in the light-emitting direction of the respective light emitting device . a substrate ; a plurality of light emitting devices disposed on the substrate ; and a plurality of reflectors each disposed on the substrate in a light-emitting direction of a respective light emitting device , wherein each of the light emitting devices has an exit surface emitting light, wherein each of the reflectors has reflective surfaces concave toward the substrate and at least a portion of each reflectors faces to the exit surface of a respective light emitting device , wherein each of the reflective surfaces of each reflector is disposed at a gradually higher height as it is farther from a respective light emitting device disposed in an incident direction, characterized in that each of the reflective surfaces includes a plurality of reflection cells (S7) arranged in a first direction (Y), each of said reflection cells (S7) comprising a convex portion (S5) and a concave portion (S6), wherein each reflector comprises first bridge portions each extending along said first direction (Y) and disposed between respective adjacent reflective surfaces , wherein each reflector includes a plurality of second bridge portions each crossing the first bridge portions and disposed between respective adjacent reflection cells (S7), wherein each of the concave portions (S6) has a concave curved surface or an inclined surface, and wherein each reflector includes an open region disposed at a lower portion of the reflector adjacent to a respective light emitting device and opened in the incident direction, wherein the open region has a recess corresponding to a center of the exit surface of a respective light emitting device , and wherein the recess is deeper recessed in the light-emitting direction of the respective light emitting device . <EOS>