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  • Volume 18, Issue 3
  • Volume 18, Issue 3

    LEDs Magazine April/May 2021
    KEVIN FRENDER
    Horticultural Lighting

    Multi-factor SSL strategy maximizes cannabis yields (MAGAZINE)

    April 20, 2021
    Controlled temperature, light intensity, and tailored spectra will all deliver the cost benefits of solid-state lighting (SSL) that cannabis growers urgently need, says KEVIN ...
    Background image by btaskinkaya via Pixabay; used under free license for commercial or non-commercial purposes.
    LEDs & SSL Design

    Application fit overrules power and cost in consideration of evolving UV-C LEDs (MAGAZINE)

    April 20, 2021
    Compound semiconductor expert says UV-C LEDs are on a similar trajectory to visible-light LEDs, just trailing by a decade or more, yet MAURY WRIGHT explains how the technology...
    FIG. 1. The photopic luminosity curve in the CIE 1924 standard is used in lux, lumens, and other metrics (blue), whereas the optimized luminosity curve of Sharpe et al. (2005, 2011) corrects the underestimate of short-wavelength luminosity. (Image credit: Illustration used with permission from Wood 2014 - (https://bit.ly/3tQRo0P.)
    Lighting for Health & Wellbeing

    LEDs must spectrally balance illumination, circadian health, productivity, and energy efficiency (MAGAZINE)

    April 20, 2021
    For best results in the built environment, quality LED lighting requires a delicate balance of spectra that optimize multiple objectives for the ideal experience and performance...
    Insights Logo Base
    LEDs & SSL Design

    OLED qualities inspire planar LED design (MAGAZINE)

    April 20, 2021
    As OLED uptake in general illumination has lagged due to costs and manufacturing complexity, lighting designers and specifiers can look to an efficient and cost-effective LED ...
    FIG. 1. One-for-one LED-based replacements for 1000W HPS luminaires require dense arrays of LEDs and perhaps an active cooling system. (Image credits: All renderings courtesy of Perpetua.)
    LEDs & SSL Design

    Cool LEDs for longevity in demanding SSL applications such as horticulture (MAGAZINE)

    April 20, 2021
    Thermal mitigation remains a requirement in reliable LED-based lighting products, reports MAURY WRIGHT, and extreme high-power applications still require active cooling.

    More content from Volume 18, Issue 3

    Background image by btaskinkaya via Pixabay; used under free license for commercial or non-commercial purposes.
    Lighting for Health & Wellbeing

    Medical facilities need GUV for pathogens unrelated to the COVID-19 pandemic (MAGAZINE)

    April 20, 2021
    It’s fantastic news that UV-C radiation has been shown to deactivate SARS-CoV-2, but hospitals and other medical facilities have pursued GUV technology for a much broader set ...
    Mwright Leds Headshot
    Connected SSL & Controls

    Interoperable connected LED lighting remains a pipe dream — for now (MAGAZINE)

    April 20, 2021
    The continued shortfall of open standards for interoperable connected lighting is forcing the LED and SSL supply chain to develop workarounds, says MAURY WRIGHT — network reach...