Comparison: Two Zone Plate optics for E-Mount: Sony Alpha / NEX E-mount (APS-C) Talk Forum: Digital Photography Review
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The grooved‐dielectric Fresnel zone plate: An effective terahertz lens and antenna - Hristov - 2012 - Microwave and Optical Technology Letters - Wiley Online Library
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Zone plates, explained by RP Photonics Encyclopedia; diffractive lenses, beam focus, chromatic aberrations, applications, X-ray imaging
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