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Optical Safety of LEDs - US Department of Energy
www1.eere.energy.govOptical Safety of LEDs ... based on recommendations from the American Conference of Governmental Industrial Hygienists (ACGIH) and the International Commission on Non-Ionizing Radiation Protection (ICNIRP). Four risk groups are used to cat - ... for products intended for general lighting service (GLS) 1 the value can be equal to the distance at ...