HPG-2000 goniophotometer is a high intelligent light performance testing system. Test distance from 5m to 20m is adjustableand can measure all types of lighting sources and luminaires including all kinds of luminaires, such as indoor and outdoorluminaires, roadway luminaires, and flood lights with high accuracy. It can achieve the testing program of CIE C-γ、CIE B-β
and CIE A-α.The tested results can be used as international lighting design softwares, it meets the requirements of CIE andIESNA standards.