Two‐photon polymerization lithography for optics and photonics: fundamentals, materials, technologies, and applications

H Wang, W Zhang, D Ladika, H Yu… - Advanced Functional …, 2023 - Wiley Online Library
The rapid development of additive manufacturing has fueled a revolution in various research
fields and industrial applications. Among the myriad of advanced 3D printing techniques …

Micro‐optics 3D printed via multi‐photon laser lithography

D Gonzalez‐Hernandez, S Varapnickas… - Advanced Optical …, 2023 - Wiley Online Library
The field of 3D micro‐optics is rapidly expanding, and essential advances in femtosecond
laser direct‐write 3D multi‐photon lithography (MPL, also known as two‐photon or multi …

An achromatic metafiber for focusing and imaging across the entire telecommunication range

H Ren, J Jang, C Li, A Aigner, M Plidschun… - nature …, 2022 - nature.com
Dispersion engineering is essential to the performance of most modern optical systems
including fiber-optic devices. Even though the chromatic dispersion of a meter-scale single …

Miniature optoelectronic compound eye camera

ZY Hu, YL Zhang, C Pan, JY Dou, ZZ Li, ZN Tian… - Nature …, 2022 - nature.com
Inspired by insect compound eyes (CEs) that feature unique optical schemes for imaging,
there has recently been growing interest in developing optoelectronic CE cameras with …

Time-of-flight 3D imaging through multimode optical fibers

D Stellinga, DB Phillips, SP Mekhail, A Selyem… - Science, 2021 - science.org
Time-of-flight three-dimensional (3D) imaging has applications that range from industrial
inspection to motion tracking. Depth is recovered by measuring the round-trip flight time of …

Real time full-color imaging in a meta-optical fiber endoscope

JE Fröch, L Huang, QAA Tanguy, S Colburn, A Zhan… - eLight, 2023 - Springer
Endoscopes are an important component for the development of minimally invasive
surgeries. Their size is one of the most critical aspects, because smaller and less rigid …

Responsive magnetic nanocomposites for intelligent shape-morphing microrobots

Y Liu, G Lin, M Medina-Sánchez, M Guix, D Makarov… - ACS …, 2023 - ACS Publications
With the development of advanced biomedical theragnosis and bioengineering tools, smart
and soft responsive microstructures and nanostructures have emerged. These structures …

[HTML][HTML] Ultra-thin 3D lensless fiber endoscopy using diffractive optical elements and deep neural networks

R Kuschmierz, E Scharf… - Light: Advanced …, 2021 - light-am.com
Minimally invasive endoscopes are indispensable in biomedicine. Coherent fiber bundles
(CFBs) enable ultrathin lensless endoscopes. However, the propagation of light through a …

Ultra-thin light-weight laser-induced-graphene (LIG) diffractive optics

Y Lee, MJ Low, D Yang, HK Nam, TSD Le… - Light: Science & …, 2023 - nature.com
The realization of hybrid optics could be one of the best ways to fulfill the technological
requirements of compact, light-weight, and multi-functional optical systems for modern …

Recent advances in multi‐photon 3D laser printing: active materials and applications

P Mainik, CA Spiegel, E Blasco - Advanced Materials, 2024 - Wiley Online Library
Since the pioneering work of Kawata and colleagues in 1997, multi‐photon 3D laser
printing, also known as direct laser writing, has made significant advancements in a wide …