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Daily Archives: July 22, 2015

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Understanding LM-80: Measuring Lumen Maintenance of LED Light Sources

EYE enLIGHTens, LED Lumen MaintenanceBy EYE enLIGHTensJuly 22, 2015Leave a comment

Approved Method: Measuring the Lumen Maintenance of LED Light Sources All light sources degrade over time but most just “burn out” before serious loss of light output. LEDs, on the other hand, do not burn out but continue to degrade – eventually beyond useful light output, which is typically recognized as 70% of initial luminous…

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