A light ray condensing system, comprising a matrix light source and a matrix optical system, the matrix optical system comprising a first lens (110, 520) and a second lens (120, 530), the first lens (110, 520) being arranged between the matrix light source and the second lens (120, 530), light rays emitted from the matrix light source being incident on the first lens (110, 520), wherein the matrix light source includes a plurality of light sources each of which emits a light ray towards the first lens (110, 520); wherein the first lens (110, 520) includes a plurality of first lens units (111, 521), focal lengths of the plurality of first lens units (111, 521) are different, the second lens (120, 530) includes a plurality of second lens units (121, 531), focal lengths of the plurality of the second lens units (121, 531) are different, a distance of the plurality of first lens units (111, 521) is different from a distance of the plurality of second lens units (121, 531), and the first lens (110, 520) is arranged in parallel to the second lens (120, 530) and the first lens (110, 520) is spaced apart from the second lens (120, 530); wherein the focal lengths of the plurality of first lens units (111, 521) and the focal lengths of the plurality of second lens units (121, 531) gradually increase outwards from a geometric center of the matrix optical system; and wherein a distance of the matrix light source is a, the distance of the first lens units (111, 521) is b, and the distance of the second lens units (121, 531) is c, where a ≥ b ≥ c, wherein the distance of the first lens units (111, 521) represents a distance between axes of two adjacent first lens units (111, 521) of the plurality of first lens units (111, 521), the distance of the second lens units (121, 531) represents a distance between axes of two adjacent second lens units (121, 531) of the plurality of second lens units (121, 531), and the distance of the matrix light source represents a distance between geometrical centers of two adjacent light sources of the plurality of light sources. wherein the matrix light source includes a plurality of light sources each of which emits a light ray towards the first lens (110, 520); wherein the first lens (110, 520) includes a plurality of first lens units (111, 521), focal lengths of the plurality of first lens units (111, 521) are different, the second lens (120, 530) includes a plurality of second lens units (121, 531), focal lengths of the plurality of the second lens units (121, 531) are different, a distance of the plurality of first lens units (111, 521) is different from a distance of the plurality of second lens units (121, 531), and the first lens (110, 520) is arranged in parallel to the second lens (120, 530) and the first lens (110, 520) is spaced apart from the second lens (120, 530); wherein the focal lengths of the plurality of first lens units (111, 521) and the focal lengths of the plurality of second lens units (121, 531) gradually increase outwards from a geometric center of the matrix optical system; and wherein a distance of the matrix light source is a, the distance of the first lens units (111, 521) is b, and the distance of the second lens units (121, 531) is c, where a ≥ b ≥ c, wherein the distance of the first lens units (111, 521) represents a distance between axes of two adjacent first lens units (111, 521) of the plurality of first lens units (111, 521), the distance of the second lens units (121, 531) represents a distance between axes of two adjacent second lens units (121, 531) of the plurality of second lens units (121, 531), and the distance of the matrix light source represents a distance between geometrical centers of two adjacent light sources of the plurality of light sources.