Concentrator fresnel lens with varying draft angle

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United States of America Patent

PATENT NO RE49668
SERIAL NO

17088176

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Abstract

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The present invention relates to a Fresnel lens and a respective mold, the lens comprising a plurality of draft facets, wherein the draft angle of the draft facets has at least two different angular values for two different draft facets, in particular, wherein the draft angle is bigger for a draft facet closer to the edge of the lens or, respectively, of the mold, than for a draft facet closer to the center of the lens or, respectively, of the mold.

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Patent Owner(s)

Patent OwnerAddress
SAINT-AUGUSTIN CANADA ELECTRIC INC75 RUE D'ANVERS SAINT-AUGUSTIN QUEBEC G3A 1S5

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gombert, Andreas Freiburg, DE 26 413
Neubauer, Martin Freiburg, DE 5 14

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