Sub-diffraction metalens for generating longitudinal bifoci and optical needles

Lenses are a fundamental component of optical systems. Bifoci and optical needle devices have excellent application potential in many ...

Source: Journal of the Optical Society of America B - December 8, 2023 Category: Physics Authors: Zhixiang Wu Xinyu Li Yiyang Zou Hu Deng Liang Xiong Liping Shang Source Type: research