BEAM COLLECTION COMBINING LED ILLUMINATION LIGHT SOURCE

摘要

A beam collection combining LED illumination light source includes a substrate. One or more LED chips (30) are provided on the substrate. Upon each LED chip, a corresponding reflective cup (40) is provided. Each LED chip is located at the bottom of the reflective cup. The reflective cup is a revolving body. The inner wall of the reflective cup is a curved surface bended inwards. The curved surface is a primary optical curved surface.