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Lumencor Inc. - ZIVA Light Engine 3-24 LB

Looking for light in all the wrong places

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Caren B. Les, News Editor, [email protected]

Creatures in the wild that follow natural light cues to negotiate their environment are sometimes misguided by man-made polarized light sources, such as asphalt roads, oil spills, black gravestones, glass panes on buildings, dark-colored paint work on automobiles and black plastic sheets used in agriculture, according to a study done by a group of ecologists, biologists and biophysicists. A marine turtle hatchling’s orientation to the sea is guided by light cues. Cues from man-made lighting can lead them away from the water. Photo courtesy of Blair E. Witherington. These miscues lead...Read full article

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    Published: March 2009
    Glossary
    detector
    1. A device designed to convert the energy of incident radiation into another form for the determination of the presence of the radiation. The device may function by electrical, photographic or visual means. 2. A device that provides an electric output that is a useful measure of the radiation that is incident on the device.
    illumination
    The general term for the application of light to a subject. It should not be used in place of the specific quantity illuminance.
    ConsumerdefensedetectorenergyGreenLightilluminationpolarized light sourcesSensors & Detectors

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