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  2. Lumen maintenance - Wikipedia

    en.wikipedia.org/wiki/Lumen_maintenance

    Lumen maintenance is the most useful gauge to determine the lifetime or useful light output rating of an LED light source. Unlike traditional light sources such as incandescent lamps, LEDs rarely fail outright and instead continue to emit light, albeit at slowly diminishing rate over time. [ 1 ]

  3. LED lamp - Wikipedia

    en.wikipedia.org/wiki/LED_lamp

    A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...

  4. Luminous efficacy - Wikipedia

    en.wikipedia.org/wiki/Luminous_efficacy

    Luminous efficacy can be normalized by the maximum possible luminous efficacy to a dimensionless quantity called luminous efficiency.The distinction between efficacy and efficiency is not always carefully maintained in published sources, so it is not uncommon to see "efficiencies" expressed in lumens per watt, or "efficacies" expressed as a percentage.

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  6. College Football Playoff bracket picks, predictions: Who will ...

    www.aol.com/sports/college-football-playoff...

    Oregon is the nation's most complete team and Dillon Gabriel may be the best quarterback in the College Football Playoff. That will show throughout the bracket, and the Ducks should edge out a ...

  7. Costco is pushing back — hard — against the anti-DEI movement

    www.aol.com/costco-pushing-back-hard-against...

    Walmart, John Deere, Tractor Supply and other companies are changing or walking away from diversity, equity and inclusion (DEI) programs in response to right-wing pressure. But Costco believes DEI ...

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