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Revolutionary Ultra-thin “Meta-lens” Enables Full-color Imaging

News   Oct 04, 2018 | Original Story by Holly Evarts for Columbia University in the City of New York.

 
Revolutionary Ultra-thin “Meta-lens” Enables Full-color Imaging

op panels: Scanning electron micrographs of sections of broadband meta-lenses. They are composed of silicon nanopillars with various cross-sectional shapes patterned on a glass substrate. Bottom panel: Photo showing two elements of a multi-element meta-lens imaging system. Credit: SAJAN SHRESTHA, ADAM OVERVIG, NANFANG YU, CHENG-CHIA TSAI/COLUMBIA ENGINEERING.

 
 
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