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Specification:
1. Light current measuring range: 0.005��10-7A�X2000��10-7A; Measuring range for luminous flux depends on the sensitivity of light collector and detector;
2. User can scale and calibrate zero by keys on front panel;
3. Four and a half digit ADC accuracy, five digit nixie tube display;
4. 4 different ranges automatically switches between each other;
5. RS-232C parallel communication port available;
6. Rated work condition: Temperature: 25��5�J Humidity: ?85%R.H Power supply: AC 220V��10V, 50Hz��1Hz;
7. Permitted work condition: Temperature: 0-40�J Humidity: ?90%R.H Power supply: AC 220V��10%, 50/60Hz;
8. Store condition: Temperature: -20~50�J Humidity: < 90%R.H;
9. Power: 15VA.