A light ray condensing system , comprising a matrix light source and a matrix optical system , the matrix optical system comprising a first lens and a second lens , the first lens being arranged between the matrix light source and the second lens , light rays emitted from the matrix light source being incident on the first lens , wherein the matrix light source includes a plurality of light sources each of which emits a light ray towards the first lens ; wherein the first lens includes a plurality of first lens units , focal lengths of the plurality of first lens units are different, the second lens includes a plurality of second lens units , focal lengths of the plurality of the second lens units are different, a distance of the plurality of first lens units is different from a distance of the plurality of second lens units , and the first lens is arranged in parallel to the second lens and the first lens is spaced apart from the second lens ; wherein the focal lengths of the plurality of first lens units and the focal lengths of the plurality of second lens units 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 is b , and the distance of the second lens units is c, where a ≥ b ≥ c , wherein the distance of the first lens units represents a distance between axes of two adjacent first lens units of the plurality of first lens units , the distance of the second lens units represents a distance between axes of two adjacent second lens units of the plurality of second lens units , 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 ; wherein the first lens includes a plurality of first lens units , focal lengths of the plurality of first lens units are different, the second lens includes a plurality of second lens units , focal lengths of the plurality of the second lens units are different, a distance of the plurality of first lens units is different from a distance of the plurality of second lens units , and the first lens is arranged in parallel to the second lens and the first lens is spaced apart from the second lens ; wherein the focal lengths of the plurality of first lens units and the focal lengths of the plurality of second lens units 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 is b , and the distance of the second lens units is c, where a ≥ b ≥ c , wherein the distance of the first lens units represents a distance between axes of two adjacent first lens units of the plurality of first lens units , the distance of the second lens units represents a distance between axes of two adjacent second lens units of the plurality of second lens units , 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. <EOS>