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ETH Zurich Unveils Game-Changing Metalens for Optical Innovation

7/4/2025

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Summary

Story summary

Researchers at ETH Zurich have made a groundbreaking advancement by creating a metalens from lithium niobate, transforming infrared light into visible light. This innovative, cost-effective technology promises repeated use in security and microscopy. Additionally, Swiss scientists have developed a miniaturized erbium-based fiber laser and a hybrid device to boost semiconductor laser efficiency, paving the way for enhanced optical applications.

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Story summary

Researchers at ETH Zurich have made a groundbreaking advancement by creating a metalens from lithium niobate, transforming infrared light into visible light. This innovative, cost-effective technology promises repeated use in security and microscopy. Additionally, Swiss scientists have developed a miniaturized erbium-based fiber laser and a hybrid device to boost semiconductor laser efficiency, paving the way for enhanced optical applications.