Color temperature CCT measurement with an integrating sphere

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The technique of detecting the color appearance of a light source by measuring its associated color temperature (CCT) using an integrating sphere system is referred to as the measurement of color temperature (CCT) using an integrating sphere. The correlated color temperature, or CCT, is a quantitative measurement used to describe the color look of a light source. It is stated in units of Kelvin (K).

When determining CCT using an integrating sphere, the light coming from the LED source must first be gathered and then spread out equally throughout the surface of the integrating sphere. After this, the light is examined by a spectroradiometer or spectrophotometer, which performs an analysis of the light spectrum in order to calculate the CCT of the source.

A spectroradiometer or spectrophotometer is a device that measures the spectral power distribution of light. This distribution is a graph that shows the intensity of the light as a function of the wavelength. The CCT is computed using worldwide standard procedures, such as the Planckian locus method, once the aforementioned information has been gathered and processed.

The measurement of CCT with an integrating sphere is an important step in the process of characterizing LED lights. This measurement helps to ensure that the lights produce the desired color appearance, which can have an effect on both the visual comfort and the performance of the lighting application.

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