... : 100,000Lux. Resolution: 1Lux. Display: 3 1/2digit, LCD, the max read is 1,999. Measurement level: 2,000Lux ... . When the level 20,000Lux is used, the Lux value is the displayed value×10 and when the ... level 100,000Lux is used, the Lux value is the displayed value×100. Accuracy: ±4 ... is ±5%±10, this is tested with standard parallel light of a tungsten lamp at 2856K). Repeatability: ±2%. ...