Specification:
• Light current measuring range: 0.005×10-7A—2000×10-7A; Measuring range for luminous flux depends on the sensitivity of light collector and detector;
• User can scale and calibrate zero by keys on front panel;
• Four and a half digit ADC accuracy, five digit nixie tube display;
• 4 different ranges automatically switches between each other;
• RS-232C parallel communication port available;
• Rated work condition:   Temperature: 25±5℃  Humidity: ≤85%R.H   Power supply: AC 220V±10V, 50Hz±1Hz;
• Permitted work condition:   Temperature: 0-40℃   Humidity: ≤90%R.H  Power supply: AC 220V±10%, 50/60Hz;
• Store condition: Temperature: -20~50℃   Humidity: < 90%R.H;
• Power: 15VA.