Measurement method of digital light meter
1. Turn on the power;
2. Choose a suitable measurement gear
3. Open the light detection cover, and align the light detector with the light source to be measured;
4. Read the measured value of the illuminance meter LCD;
5. When reading the measured value, if the highest digit displays "1", it means overload, and you should immediately select a higher gear for measurement;
6. Data hold switch, turn the switch to HOLD, the LCD displays the "H" symbol, and the displayed value is locked, turn the switch to ON, the reading lock function can be canceled;
7. After the measurement is completed, cover the photodetector and turn off the power of the instrument.
