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**的 宽动态范围 高采样率 可编程低通或车厢平均 电子温度漂移补偿 大型校准能力 校准数据/配件信息中心 简单的触摸键盘控制 图标驱动菜单 大型背光液晶图形显示 轻便** 紧凑,重量轻 可充电镍氢电池或交流电 RS-232或USB可选的计算机接口 SPECIFICATIONS Measurement Range: CIE Condition A: 50 e-03 to 80,000 cd CIE Condition B: 0.5 e-03 to 8,000 cd Wavelength Range: 380nm - 780nm Measurement Range: 100 e-09 watts to 3.5 watts Wavelength Range: 350nm - 1100nm Sensor Silicon detector with photopic correction and 1 cm2 circular aperture per CIE127 Relative Spectral Response 2 times per second RS-232 (Display Disabled) Up to 53 times per second Units candela, lumen, Watts/steradian, and/or Watts Measurement Accuracy Average Luminance Intensity ±5%* Repeatability ±0.04% Temperature/Humidity Drift Electronically corrected for temperature drift Calibration Capacity 9 continuous calibrations or 50 single point calibrations Calibration Traceability Traceable to NIST Display Modes Linear / Log Selectable Analog Output ±4.0 VDC Display Monochrome 128x64 pixel LCD Up to 5-digits of Precision Data Communication RS-232; 9600 baud Power Source AC: 100-240V, 7A, 50-60 Hz; TUV, CSA, UL, CE Approved; DC: rechargeable integral battery pack; Five NiMH AA, 1800-mAHr batteries Recharge Time < 4 hours Operating Temperature Range 10 to 50°C Storage Temperature / Humidity Range -20° to 60°C Relative humidity <80% with no condensation Dimensions 36 x 114 x 234 mm (1.4 x 4.5 x 9.25 in.) Weight 590g (1.3 lbs.)