Researchers have created a proof-of-concept, lightweight, and tunable liquid lens system that is both small and ...

Metalenses represent a revolutionary advancement in optical technology. Unlike conventional microscope objectives that rely ...

By carefully placing nanostructures on a flat surface, researchers have significantly improved the performance of so-called optical metasurfaces in conductive plastics. This is a major step for ...

These lenses are integral components in applications such as LiDAR systems, spectroscopy, medical imaging, optical sensors, and telecommunications infrastructure, all of which continue to see global ...

Abstract: This article presents the design, manufacturing, and testing of a transmitting active discrete lens antenna demonstrator in the Ka band. These antennas permit generating multibeam coverage ...

Abstract: A novel design approach for truncating a phase-reversal Fresnel lens is presented. This method relies on ... and Internet of Things (IoT) applications.