A display apparatus comprising: first display elements (EDm) disposed in a main display area (MDA); second display elements (EDa1) disposed in a component area (CA) at least partially surrounded by the main display area (MDA); pixel circuits (PCa1) disposed in a non-display area (NDA) or in an intermediate area (MA) between the main display area (MDA) and the component area (CA) and electrically connected to the second display elements (EDa1); connection lines (TWL) connecting the pixel circuits (PCa1) in the non-display area (NDA) or the intermediate area (MA) to the second display elements (EDa1) in the component area (CA); a first organic insulating layer disposed over a substrate in the component area (CA); and a second organic insulating layer disposed on the first organic insulating layer in the component area (CA), wherein the connection lines (TWL) are disposed between the first organic insulating layer and the second organic insulating layer , characterized in that an upper surface of the first organic insulating layer includes a first lens structure (LS1), wherein the first lens structure (LS1) includes a first curved portion (LR1) disposed between two connection lines (TWL) adjacent to each other among the connection lines (TWL), and an upper surface of the second organic insulating layer includes a second lens structure (LS2), wherein the second lens structure (LS2) includes a second curved portion (LR2) overlapping the first curved portion (LR1) and an upper portion of one of the two connection lines (TWL) adjacent to each other, wherein a width (W2) of the second curved portion (LR2) is greater than a width (W1) of the first curved portion (LR1 ) to cover the entire upper portion of the connection line (TWL), and wherein a refractive index of the second organic insulating layer is different from a refractive index of the first organic insulating layer . first display elements (EDm) disposed in a main display area (MDA); second display elements (EDa1) disposed in a component area (CA) at least partially surrounded by the main display area (MDA); pixel circuits (PCa1) disposed in a non-display area (NDA) or in an intermediate area (MA) between the main display area (MDA) and the component area (CA) and electrically connected to the second display elements (EDa1); connection lines (TWL) connecting the pixel circuits (PCa1) in the non-display area (NDA) or the intermediate area (MA) to the second display elements (EDa1) in the component area (CA); a first organic insulating layer disposed over a substrate in the component area (CA); and a second organic insulating layer disposed on the first organic insulating layer in the component area (CA), wherein the connection lines (TWL) are disposed between the first organic insulating layer and the second organic insulating layer , characterized in that an upper surface of the first organic insulating layer includes a first lens structure (LS1), wherein the first lens structure (LS1) includes a first curved portion (LR1) disposed between two connection lines (TWL) adjacent to each other among the connection lines (TWL), and an upper surface of the second organic insulating layer includes a second lens structure (LS2), wherein the second lens structure (LS2) includes a second curved portion (LR2) overlapping the first curved portion (LR1) and an upper portion of one of the two connection lines (TWL) adjacent to each other, wherein a width (W2) of the second curved portion (LR2) is greater than a width (W1) of the first curved portion (LR1 ) to cover the entire upper portion of the connection line (TWL), and wherein a refractive index of the second organic insulating layer is different from a refractive index of the first organic insulating layer . <EOS>