Sun Graphic PV Measurements, Inc.
Instrumentation for photovoltaics industry and research
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Spectroradiometer

Photo of SpectroradiometerThis spectroradiometer measures the spectral irradiance of sunlight and solar simulators. It includes an optical pickup head with a diode-array spectrometer to measure light, a calibration lamp to ensure accurate measurements, and a notebook computer for portability.

Customized software interprets signals from the spectrometer, maintains calibration information, calculates solar simulator spectral classification, and displays and saves test data.

Basic System Features

  • Diode-array spectrometer
  • Sensor probe
  • Notebook computer
  • Custom software, including classification calculation
  • Wavelength range 350 to 1100 nm
  • Spectral bandwidth and resolution approximately 4 nm
  • Instruction manual

Calibration Lamp

  • Lamp lifetime at least 1000 hours
  • Spare lamp included

Graph displays irradiance and wavelength

The red line exemplifies a measurement made with this instrument.