P
Patrick Destain
Publications - 1
Citations - 17
Patrick Destain is an academic researcher. The author has contributed to research in topics: Fresnel equations & Fresnel number. The author has an hindex of 1, co-authored 1 publications receiving 17 citations.
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Fresnel lens combination
TL;DR: In this article, a focusing unit includes a Fresnel lens combination, where the Fresnel lenses are oriented to reduce shadowing losses, which is a scattering of light from reflection at the facet walls that separate adjacent Fresnel zones on a given lens.