Patent ID: 9562672
Date: 2017-02-07
CPC Classifications: F21V,F21W,F21Y

Claim:
1. 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; controlling means adapted to control said first group of light sources and said second group of light sources independently of each other; first optical means adapted to convert light from said first group of light sources into a number of first light beams; second optical means adapted to convert light from said second group of light sources into a number of second light beams, wherein said first optical means is not configured to collect light from said second group of light sources, and said second optical means is not configured to collect light from said first group of light sources; wherein said first optical means comprises first zoom optics capable of changing at least one of a divergence and a beam width of said first light beams, said second optical means comprises second zoom optics capable of changing at least one of a divergence and a beam width of said second light beams, and said controlling means is adapted to control said first zoom optics and said second zoom optics independently, wherein at least one of said light sources of said second group of light sources is arranged between at least two of said light sources of said first group of light sources, and wherein said light sources of said first group of light sources and said first zoom optics are arranged in a ring surrounding said second group of light sources and said second zoom optics.