Correlation between visual impression and instrumental colour determination for LEDs

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Correlation between visual impression and instrumental colour determination for LEDs. Jnos Schanda Professor Emeritus of the University of Pannonia, Hungary. Overview. Colour of LEDs Problems with the colorimetry of LEDs Photometric and colorimetric fundamentals New colorimetric system? - PowerPoint PPT Presentation

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  • Correlation between visual impression and instrumental colour determination for LEDsJnos SchandaProfessor Emeritus of theUniversity of Pannonia, Hungary

  • OverviewColour of LEDsProblems with the colorimetry of LEDsPhotometric and colorimetric fundamentalsNew colorimetric system?Objective colorimetry of LEDsInstrumental problemsLED standardsRecommendations

  • Colour of LEDsLEDs are narrow band emittersSmall errors in colour matching functions produce errors.

    Visual match differs from colorimetric match

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