Article R4452-1 of the French Labour Code
November 3, 2023
For the purposes of this chapter, the following definitions shall apply 1° Optical radiation: all electromagnetic radiation with a wavelength between 100 nanometres and 1 millimetre. The spectrum of optical radiation is subdivided into ultraviolet radiation, visible radiation and infrared radiation: a) Ultraviolet radiation: optical radiation with a wavelength between 100 nanometres and 400 nanometres. The ultraviolet range is subdivided into UVA (315-400 nanometres), UVB (280-315 nanometres) and UVC (100-280…
