Patent ID: 7871168

Claim:
An illumination system, comprising: a first light source, for providing a first light beam; a second light source, for providing a second light beam; a light-uniforming component, having a light incidence end and a light emitting end opposite to the light incidence end, wherein the first light source and the second light source are disposed at a side of the light incidence end; and a color wheel, wherein the first light source is disposed at a side of the color wheel, the second light source and the light-uniforming component are disposed at another side of the color wheel, the color wheel comprises a plurality of filter units with different colors, each of the filter units comprises a transmissive portion and a reflective portion, the transmissive portion is adapted for a color of the first light beam to pass through to reach the light incidence end, and the reflective portion is adapted for reflecting a color of the second light beam to the light incidence end, wherein the color of the first light beam and the color of the second light beam are the same.