Halogen lamp light source assembly with high luminous efficiency and low power consumption

The utility model provides a halogen lamp light source assembly with high luminous efficiency and low power consumption, which comprises a shell, a halogen lamp, an aspheric lens and a coupling part, the coupling part comprises a first plano-convex lens and a second plano-convex lens, the convex surface of the aspheric lens is arranged towards the convex surface of the first plano-convex lens, and the convex surface of the second plano-convex lens is arranged towards the convex surface of the second plano-convex lens. The convex surface of the second plano-convex lens faces the plane surface of the first plano-convex lens, the halogen lamp, the aspherical lens and the first plano-convex lens are all arranged in the shell, a first mounting hole is formed in the shell, the second plano-convex lens is mounted in the first mounting hole, and the halogen lamp, the aspherical lens, the first plano-convex lens and the second plano-convex lens are arranged at intervals in the linear direction. According to the struct