Led lights of the optical system

The present invention provides an LED lamp optical system comprises an LED light source, reflector, lens configuration, wherein the LED light source mounted on the bottom of the reflector cup of the lens attached to the LED light source and reflector cup upward said lens includes an incident surface, exit surface of the incident surface and the transition surface and an exit surface, the incident surface is a concave curved surface; the exit surface is a concave arcuate along the X-axis, Y-axis arcuate convex curved direction peanut shape.