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 …

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 …

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 …

Various kinds of optical devices have been designed for unique functionality based on a
deeper understanding of optical principles. Recently, the research of functional optics has …

Strong focusing on diffraction-limited spots is essential for many photonic applications and is
particularly relevant for optical trapping; however, all currently used approaches fail to …

An inverse-designed metalens is proposed, designed, and fabricated on an optical fiber tip
via a 3D direct laser-writing technique through two-photon polymerization. A computational …

Understanding environmental information is necessary for functions correlated with human
activities to improve healthcare quality and reduce ecological risk. Tapered optical fibers …

As an advanced and revolutionary technology, additive manufacturing (AM) has received
significant research attention in the field of materials processing. It is also gradually being …

Optical trapping is widely used in different areas, ranging from biomedical applications, to
physics and material sciences. In recent years, optical fiber tweezers have attracted …

<? TeX 2pc 0pt?> The ambition of this review is to provide an up-to-date synopsis of the
state of 3D printing technology for optical and photonic components, to gauge technological …