Szukana fraza: [Abstrakt = "The article describes the results of laboratory tests. The research involves the observation of colourful samples illuminated with lamps used in lighting design. The aim of the study was the subjective evaluation and comparison of the colour rendering by LED lamps, light bulbs and fluorescent lamps. The results for the group of 10 observers were compared with the values of the colour rendering indexes \(CRI\) of tested lamps. The design of the laboratory position was presented, including technical conditions and criteria for the selection of colourful samples and light sources"]

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