Patent ID: 8482226

Claim:
An illumination device comprising: a number of light sources arranged in at least a first group of light sources and in a second group of light sources, where said first group of light sources and said second group of light sources are individually controllable; a number of light collecting means, said number of light collecting means collect light from said first group of light sources and convert said collected light into a number of source light beams; said number of light sources and number of light collecting means are arranged in a housing from which said light sources beams are emitted; said housing comprises a diffuser cover comprising: at least one diffuser region, said diffuser region receives light generated by said second group of light sources and diffuses said received light; and at least one non-diffusing region where through at least at part of said number of source light beams pass without being diffused; wherein said illumination device comprises controlling means adapted to individually control said first group of light sources and said second group of light sources and where said controlling means is adapted to control said first group of light sources based on an input signal indicative of a first target color.