Additional requirements for color rendering and flicker of the utilized lighting are included in the ASR A3.4 technical rules for workplace lighting, as well as in planning standards DIN EN 12464-1 for indoor workplaces and DIN EN 12464-2 for outdoor workplaces. In particular where LED lighting is used, these values should be checked.
Perfect color rendering for exacting demands placed upon color selection and color monitoring in the graphics and chemicals industries, for hair care and cosmetics, as well as for processing wood, ceramics, textiles, leather goods and jewelry with a color rendering index of greater than 90.
Flicker is initially invisible to the human eye but it has a significant influence on human health, and may trigger epileptic seizures, migraine headaches, tiredness, constrained vision, distraction and impaired vision.
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