handheld Spectral Light Meter. measure all type of luminescent product accurately. 5" touch screen, Built-in SD card storage function, can be downloaded via USB to PC
measurement range: 10 lx ~ 50000 lx or 30 lx ~ 150000 lx;
Wavelenght range: 380 ~ 780 nm;
CIE 1931,CIE 1976,SDCM.