A research team at POSTECH has developed a novel multidimensional sampling theory to overcome the limitations of flat optics.
Researchers introduce a cost-effective method for producing optical Fresnel zone plate lenses, using colored photoresists for ...
More information: Ryohei Yamada et al, Optical Fresnel zone plate flat lenses made entirely of colored photoresist through an i-line stepper, Light: Science & Applications (2025). DOI: 10.1038 ...
Flat lenses, such as metalenses ... FZPs have become a good candidate to improve optical devices where space is critical. And for the first time, researchers crafted sample lenses with just ...