数字光度计LA-AR833 Measuring Range 1～100,000lux 0.01～50,000lux 1～100,000lux   测量范围   Accuracy <4%rgd±0.5%f.s <3%rgd±0.5%f.s <3%rgd±0.5%f.s   测量 度   Unit Selection Lux Lux Lux/Fc   单位转换   Measure Level Seletion Auto Auto Auto/MANUAL