handheld LCD Luminance meter. measure all type of LCD and BackLight product accurately. 5" touch screen, Built-in SD card storage function, can be downloaded via USB to PC
measurement range: 25 ~ 50000 nits(cd/m2);
Wavelenght range: 380 ~ 780 nm ;
CIE 1931(x,y);CIE 1976 U.C.S.(u',v').