... x,y,u,v) 2.Display range: 1500K~25000K, Resolution: 1K It meets the high surface brightness quality control requirements of energy ... -saving lamps, fluorescent lamps, LED and other products manufacturers.Specifications:• Measure Pa rameters: CCT, Chromaticity Coordinate(x, ... to the spectrophotocolorimeter. Pocket Color Temperature Meter for energy-saving lamps, fluorescent lamps, LED and other products ...