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ETH Zurich Unveils Ultra-Thin Lenses Transforming Infrared Light

6/4/2025

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Summary

Story summary

ETH Zurich researchers have unveiled groundbreaking lithium niobate metalenses that can transform infrared light into visible light by halving its wavelength. These ultra-thin lenses, astonishingly 40 times thinner than a human hair, promise to revolutionize security features in banknotes and enhance advanced electronics manufacturing, heralding a new era in optical technology.

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Story summary

ETH Zurich researchers have unveiled groundbreaking lithium niobate metalenses that can transform infrared light into visible light by halving its wavelength. These ultra-thin lenses, astonishingly 40 times thinner than a human hair, promise to revolutionize security features in banknotes and enhance advanced electronics manufacturing, heralding a new era in optical technology.