Lamp Lumen Maintenance Factor (LLMF), which means the ratio of the luminous flux emitted by the lamp at a given time in its life to the initial luminous flux.
lamp lumen maintenance factor (LLMF) means the ratio of the luminous flux emitted by the lamp at a given time in its life to the initial luminous flux
where LLMF is the lumen maintenance factor at the end of the nominal life
where LLMF is the lumen maintenance factor at the end of the declared lifetime
Lumen maintenance factor at the end of the nominal life
lumen maintenance factor’ (XLMF) means the ratio of the luminous flux emitted by a light source at a given time in its life to the initial luminous flux;
Lumen maintenance at end of life and rated lifetime (for LED lamps only
Lumen maintenance factor at the end of the nominal life (except for filament lamps
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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