ASPHERICAL LENS AND ASPHERICAL LENS HAVING THEREOF

摘要

PURPOSE: An aspherical lens mounted on the front side of a light source and a street light including the same are provided to improve light diffusion and uniformity by employing different curvatures for the center and sides of an aspherical lens. CONSTITUTION: An LED(100) is mounted on a PCB. An aspherical lens(200) is installed on the top of the LED. The aspherical lens has a receiving part(V) inside, semi-circular first curved portions(210) on both sides thereof, and a second curved portion between the first curved portions.