Hangzhou Hopoo Light&Color Technology Co.,Ltd is a professional manufacturer with more than 10 years experience in the field. Located in one of the most developed economic circles in China, providing the best solutions with higher quality to our customers at a competitive price. Discover solutions from Instrument Systems for testing LEDs, displays, and other kinds of light sources including high-performance spectrometers from UV to IR. CRI Illuminance Meter is an entry-level solution for the measurement and evaluation of the illuminance, color temperature, and color rendering index (CRI) of various illumination sources such as LEDs and fluorescent lamps. It is most commonly used in restaurants, museums, studios, and theaters for accurate light measurements.