A display panel , comprising: a substrate having an edge ; a plurality of pixels , disposed on the substrate; and a black matrix , disposed between the pixels , wherein the black matrix is characterized in that the black matrix comprises a first sub-portion , a second sub-portion , and a third sub-portion disposed side by side, the first sub-portion has a first width (W1), the second sub-portion has a second width (W2), and the third sub-portion has a third width (W3), and the first width (W1), the second width (W2), and the third width (W3) are in an ascending order, the third sub-portion is closer to the edge than the second sub-portion , and the second sub-portion is closer to the edge than the first sub-portion ; and wherein the pixels comprise a plurality of first row pixels , a plurality of second row pixels , and a plurality of third row pixels ,wherein the first row pixels are disposed at one side of the first sub-portion and have a fourth width (W4), the second row pixels are disposed at one side of the second sub-portion and have a fifth width (W5), the third row pixels are disposed at one side of the third sub-portion and have a sixth width (W6), the fourth width (W4), the fifth width (W5), and the sixth width (W6) are in an ascending order, the third row pixels are closer to the edge than the second row pixels , and the second row pixels are closer to the edge than the first row pixels , wherein the pixels are characterized in that a ratio of the first width (W1) to the fourth width (W4), a ratio of the second width (W2) to the fifth width (W5), and a ratio of the third width (W3) to the sixth width (W6) are the same. a substrate having an edge ; a plurality of pixels , disposed on the substrate; and a black matrix , disposed between the pixels , wherein the black matrix is characterized in that the black matrix comprises a first sub-portion , a second sub-portion , and a third sub-portion disposed side by side, the first sub-portion has a first width (W1), the second sub-portion has a second width (W2), and the third sub-portion has a third width (W3), and the first width (W1), the second width (W2), and the third width (W3) are in an ascending order, the third sub-portion is closer to the edge than the second sub-portion , and the second sub-portion is closer to the edge than the first sub-portion ; and wherein the pixels comprise a plurality of first row pixels , a plurality of second row pixels , and a plurality of third row pixels ,wherein the first row pixels are disposed at one side of the first sub-portion and have a fourth width (W4), the second row pixels are disposed at one side of the second sub-portion and have a fifth width (W5), the third row pixels are disposed at one side of the third sub-portion and have a sixth width (W6), the fourth width (W4), the fifth width (W5), and the sixth width (W6) are in an ascending order, the third row pixels are closer to the edge than the second row pixels , and the second row pixels are closer to the edge than the first row pixels , wherein the pixels are characterized in that a ratio of the first width (W1) to the fourth width (W4), a ratio of the second width (W2) to the fifth width (W5), and a ratio of the third width (W3) to the sixth width (W6) are the same. <EOS>