Patent ID: 7600908

Claim:
A light source module comprising: at least one light source; and a housing having: a base having a slanted reflective surface; and a plurality of sidewalls extending out of a peripheral of the base cooperatively defining an opening with the base, the sidewall aligned with a trough of the slanted reflective surface having an inner surface facing the slanted reflective surface and an outer surface opposite to the inner surface, the at least one light source being fixed on the inner surface, and a plurality of fin structures formed on the outer surface of the sidewall, light rays emitted from the light source being reflected at the slanted reflective surface toward the opening, wherein the housing further comprises a first protruding portion extending substantially perpendicularly from a top of the sidewall towards an inner area of the base and a second protruding portion extending from an interior portion of the first protruding portion towards the base, the second protruding portion having a first side surface facing the sidewall that fixes the at least one light source thereon, and a second side surface facing away from the first side surface; the second side surface and the first protruding portion cooperatively forming a second curved reflective surface facing the base.