The UPRtek line of precision portable spectrometers are reliable, lightweight and easy-to-use. These spectral illuminance (LUX) meters or spectral light meters from Gamma Scientific are designed for fast and accurate light measurement. This product collection includes ultra-compact, basic and advanced models. With both battery-operated and line-power modes, these portable spectrometers are particularly well suited for field and laboratory use. 


  • Test and Characterization of Lamp and LED Light Sources
  • Luminaire Testing
  • Color Temperature Determination
  • Monitor and Display Test & Measurement
  • Laboratory Research and Development

All products within the UPRtek family carry a 3-year warranty