Lighting of indoor workplaces

Variation of light

Through research, we know that light affects us not only visually, but also biologically and emotionally. Light is important for our health and well-being, and it affects our levels of alertness. It can also adapt and stimulate our biological clock as well as our psychological state.

Variation of light

Variations over time in lighting conditions, in terms of intensity, lighting levels, distribution, ambient lighting and colour temperature, can stimulate people's alertness and well-being in a positive way.

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Standard EN 12464-1 in brief

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Working areas and room surfaces

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