Stronger, smarter, and self-cleaning compact metalenses fabricated using spin-on-glass layer nanostructured metalens encapsulation

https://www.eurekalert.org/news-releases/1092800

"encapsulation with/ using optimized hydrogenated amorphous silicon... withstands mechanical shocks/ sand abrasion, water-repellent (passive droplet rolling self-cleaning)... up to 97.2% conversion efficiency... improved imaging resolution, advanced beam shaping... plasma-enhanced chemical vapor deposition... 3.23 at 635 nm peak value tunable refractive indices by adjusting chamber pressure... outdoor imaging, environmental sensors, and wearable optics, mobile devices, autonomous vehicles/ LiDAR, space, AR"