Tiny Multicolor Metalenses Could Revolutionize Drone and Phone Cameras

Engineers created multi-layer metalenses that focus several wavelengths. The design could revolutionize portable optical devices. Researchers have introduced a new way to create multicolored lenses that could pave the way for a generation of compact, low-cost, and high-performance optics for portable technologies like drones and smartphones. According to Mr. Joshua Jordaan, lead author of the [...]