A display device comprising: a lighting device including: a lower cover ; a circuit substrate disposed on the lower cover ; a plurality of light sources disposed on a surface of the circuit substrate ; a reflection layer disposed on the surface of the circuit substrate , the reflection layer comprising: a first region having a plurality of openings where the respective light sources are located, a second region connected to the first region , wherein the second region is located at an edge of the first region wherein the second region has an inclination with respect to the first region , and a hole pattern having a plurality of through holes provided in the second region of the reflection layer , wherein at least two through holes of the hole pattern are different in size, and wherein a largest through hole is disposed in a location close to a corresponding light source ; an optical sheet disposed on the light sources ; and a liquid crystal panel on the lighting device . a lighting device including: a lower cover ; a circuit substrate disposed on the lower cover ; a plurality of light sources disposed on a surface of the circuit substrate ; a reflection layer disposed on the surface of the circuit substrate , the reflection layer comprising: a first region having a plurality of openings where the respective light sources are located, a second region connected to the first region , wherein the second region is located at an edge of the first region wherein the second region has an inclination with respect to the first region , and a hole pattern having a plurality of through holes provided in the second region of the reflection layer , wherein at least two through holes of the hole pattern are different in size, and wherein a largest through hole is disposed in a location close to a corresponding light source ; an optical sheet disposed on the light sources ; and a lower cover ; a circuit substrate disposed on the lower cover ; a plurality of light sources disposed on a surface of the circuit substrate ; a reflection layer disposed on the surface of the circuit substrate , the reflection layer comprising: a first region having a plurality of openings where the respective light sources are located, a second region connected to the first region , wherein the second region is located at an edge of the first region wherein the second region has an inclination with respect to the first region , and a hole pattern having a plurality of through holes provided in the second region of the reflection layer , wherein at least two through holes of the hole pattern are different in size, and wherein a largest through hole is disposed in a location close to a corresponding light source ; a first region having a plurality of openings where the respective light sources are located, a second region connected to the first region , wherein the second region is located at an edge of the first region wherein the second region has an inclination with respect to the first region , and a hole pattern having a plurality of through holes provided in the second region of the reflection layer , wherein at least two through holes of the hole pattern are different in size, and wherein a largest through hole is disposed in a location close to a corresponding light source ; an optical sheet disposed on the light sources ; and a liquid crystal panel on the lighting device . <EOS>