Nanoimprint manufacturing of high-performance achromatic metalenses based on a high-refractive-index and low-shrinkage photoresist

https://www.eurekalert.org/news-releases/1149562

Summary: By combining high-resolution nanoimprint lithography with specialized polymer chemistry, the advanced fabrication process successfully eliminates chromatic aberrations across wide spectral bands while maintaining exceptional structural fidelity at microscopic scales. This breakthrough scalable production technique enables low-cost, high-volume commercial manufacturing of flat optical lenses for advanced consumer cameras, augmented reality headsets, and miniature sensors.