Green LEDs

admin Last updated on: May 8, 2023

Green LEDs

  • First InGaN green LED in 1995

    – efficiency 3 lumens/watt

  • Today – efficiency 50 lumens/watt

  • Green filtered incandescent lamp

    – efficiency 10 lumens/watt

  • 5 times increase in efficiency for green LEDs

    25 times increase for red LEDs

    Amber LEDs? About same efficiency as lamps

  • Last 100,000 hours = 10 years

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