A new method is proposed for the object surveillance system based on the enhanced fish-eye lens and the high speed digit......

The diffraction of a dielectric microline pair is optimized by numerical simulations to generate an efficient focusing p......

We design a plano-convex lens working in the terahertz (THz) frequency range and fabricate it using three-dimensional (3......

Natural light illumination system (NLIS) generates increasing research interest because of the recent trend toward green......

To resolve the problem of missed evanescent waves in a beam focusing system, a hyperlens-based beam focusing device is p......

In this Letter, we propose a color holographic zoom system based on a liquid lens. We use the spatial multiplexing metho......

A solid immersion lens (SIL) has been applied to the writing and reading of three-dimensional optical data storage in tr......