Laser lighting apparatus with heatsink housing
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United States of America Patent
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Jan 24, 2012
Grant Date -
Jul 23, 2009
app pub date -
Jan 14, 2009
filing date -
Jan 18, 2008
priority date (Note) -
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Abstract
A laser landscape lighting apparatus for use in accent lighting applications for landscapes and outdoor venues. In one embodiment, the laser landscape lighting apparatus includes a coherent light source in combination with a diffractive optical element and optionally a diffraction grating wheel. The diffractive optical element may be, for example, a holographic optical element. In some embodiments, the laser landscape lighting apparatus includes a temperature-controlled integral derivative system. In one application, the laser landscape lighting apparatus may project a static or movable star field.
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Cited Art Landscape
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