A display apparatus including a display panel configured to receive light from a light source module , wherein the display panel comprises: a liquid crystal panel ; a first polarizing plate positioned on a rear side of the liquid crystal panel and a second polarizing plate positioned on a front side of the liquid crystal panel ; and an optical layer positioned on a front surface of the second polarizing plate , wherein the optical layer comprises: a resin layer having a first refractive index, the resin layer including an accommodating groove in which a light adjusting portion is disposed, the resin layer further including a light refractive pattern protruding toward a rear direction of the display panel ; and an adhesive layer having a third refractive index different from the first refractive index, and bonding the resin layer with the second polarizing plate , wherein the light adjusting portion comprises a light refracting portion having a second refractive index and configured to refract a part of light inclined with respect to a reference line extending in a normal direction of the light refractive pattern of light entering the light refractive pattern ; and the light refracting portion is disposed in at least one area of the accommodating groove . a liquid crystal panel ; a first polarizing plate positioned on a rear side of the liquid crystal panel and a second polarizing plate positioned on a front side of the liquid crystal panel ; and an optical layer positioned on a front surface of the second polarizing plate , wherein the optical layer comprises: a resin layer having a first refractive index, the resin layer including an accommodating groove in which a light adjusting portion is disposed, the resin layer further including a light refractive pattern protruding toward a rear direction of the display panel ; and an adhesive layer having a third refractive index different from the first refractive index, and bonding the resin layer with the second polarizing plate , wherein the light adjusting portion comprises a light refracting portion having a second refractive index and configured to refract a part of light inclined with respect to a reference line extending in a normal direction of the light refractive pattern of light entering the light refractive pattern ; and the light refracting portion is disposed in at least one area of the accommodating groove . a resin layer having a first refractive index, the resin layer including an accommodating groove in which a light adjusting portion is disposed, the resin layer further including a light refractive pattern protruding toward a rear direction of the display panel ; and an adhesive layer having a third refractive index different from the first refractive index, and bonding the resin layer with the second polarizing plate , wherein the light adjusting portion comprises a light refracting portion having a second refractive index and configured to refract a part of light inclined with respect to a reference line extending in a normal direction of the light refractive pattern of light entering the light refractive pattern ; and the light refracting portion is disposed in at least one area of the accommodating groove . <EOS>