Constant LG40
Constant LG40 Digital Light Meter
specifications:
Measuring range: 200, 2, 000, 20, 000, 40, 000 lux / fc
Accuracy: + / - 5% of reading + / - 10 digits ( 10, 000 lux / fc)
Repetition: + / - 2%
Measurement rate: 2.5 times per second, nominal
Characteristics of temperature: + / - 0.1% / deg
