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Advanced and Low Cost Energy and Lighting Devices - ScienceDirect
Would a telescope that uses Fresnel lenses be more practical than using regular lenses? - Astronomy Stack Exchange
Miniaturization and image optimization of a full-color holographic display system using a vibrating light guide
Double-slit experiment - Turkcewiki.org
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Ferret: Bristling With Fame, Loves Anchovies, Participates
Would a telescope that uses Fresnel lenses be more practical than using regular lenses? - Astronomy Stack Exchange
File:Fresnel-lens.svg - Wikimedia Commons
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Fresnel Lens
Fresnel Lens Topography -NANOVEA
Engineering:Antenna (radio) - HandWiki