Fresnel lens spotlight with coupled variation of the spacing of lighting elements
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United States of America Patent
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Issued Date -
Jun 23, 2005
app pub date -
Aug 11, 2004
filing date -
Dec 22, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
In order, in the case of a Fresnel lens spotlight with an adjustable aperture angle of the emergent light bundle and having a preferably ellipsoidal reflector, a lamp and at least one Fresnel lens, to provide a homogeneously illuminated light field in conjunction with a high efficiency, in particular including in the flood position, it is provided that the Fresnel lens has a diffusing screen.
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