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Fresnel Lens
From
: Nexus Replicant <
nexus_9_replicant@HOTMAIL.COM
>
Date
: Fri, 14 Apr 2000 19:35:35 -0700
I would like to know how those flat plastic Fresnel lens (those floppy
transparent things with concentric rings)can actually behave like ordinary
lens. What is the physics behind this.
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