3D fabrication of spherical microlens arrays on concave and convex silica surfaces
Sign Up to like & getrecommendations! Published in 2019 at "Microsystem Technologies"
DOI: 10.1007/s00542-018-3971-6
Abstract: Three-dimensional (3D) microlens arrays are a group of micro-optics structures on curved surfaces that offer unique optical functions such as wide field of view in a compact arrangement. This paper reports an improved rapid lapping… read more here.
Keywords: micro wear; silica; microlens arrays; spherical microlens ... See more keywords
Directional light outcoupling enhancement of scintillators via hollow microlens arrays
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2020.117862
Abstract: Abstract Scintillators are widely used in ionization radiation detection. The light extraction efficiency and thus the effective light output of scintillators are limited by the total internal reflection due to their high refractive indices. Furthermore,… read more here.
Keywords: hollow microlens; enhancement scintillators; directional light; microlens arrays ... See more keywords
Improvement of light outcoupling efficiency of organic light-emitting diodes utilizing microlens array fabricated using poly oxymethylene mold
Sign Up to like & getrecommendations! Published in 2017 at "Molecular Crystals and Liquid Crystals"
DOI: 10.1080/09273948.2017.1338886
Abstract: ABSTRACT This paper reports a new method for fabrication of microlens arrays using a polyoxymethylene (POM) mold with concave-type cylindrical holes prepared by mechanical-micro milling without photolithography and wet etching processes. Microlens arrays were fabricated… read more here.
Keywords: mold; light; microlens arrays; organic light ... See more keywords
Femtosecond Laser Fabrication of SiC Microlens Arrays as Integrated Light Homogenizer and Splitter
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2023.3274353
Abstract: Silicon carbide (SiC) plays a vital role in special optics because of its stable physicochemical and excellent optical properties; however, making the fabrication of SiC considerably more difficult. In this study, femtosecond laser-assisted inductively coupled… read more here.
Keywords: femtosecond laser; sic microlens; fabrication; microlens arrays ... See more keywords
PMMA-doped composite films microlens arrays on a flexible substrate for improving extraction of an organic light-emitting diode.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.435517
Abstract: Poly (methyl methacrylate) (PMMA)-doped organic-inorganic composite films are prepared on flexible substrates through a combination of the sol-gel technique and the spin-coating method. Circular and hexagonal microlens arrays (MLAs) are then built into the composite… read more here.
Keywords: organic light; microlens arrays; composite films; current efficiency ... See more keywords
Arrayed optical switches based on integrated liquid-crystal microlens arrays driven and adjusted electrically.
Sign Up to like & getrecommendations! Published in 2017 at "Applied optics"
DOI: 10.1364/ao.56.001788
Abstract: Based on our fundamental work on liquid-crystal microlens arrays (LCMAs) driven and adjusted electrically, a new kind of arrayed optical switch (AOS) constructed by a key LCMA with a special dual-mode function of converging and… read more here.
Keywords: crystal microlens; liquid crystal; microlens arrays; film ... See more keywords
Surface topology and functionality of freeform microlens arrays.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.415453
Abstract: Nonsymmetric (also known as freeform) optical components have attracted a great deal of academic and industrial attention due to the substantial benefits they have demonstrated in imaging and nonimaging optical systems. Additionally, freeform microlens arrays… read more here.
Keywords: microlens arrays; topology; freeform microlens; topology functionality ... See more keywords
Ultra-precision manufacturing of microlens arrays using an optimum machining process chain.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.479696
Abstract: There are still significant challenges in the accurate and uniform manufacturing of microlens arrays (MLAs) with advanced ultra-precision diamond cutting technologies due to increasingly stringent requirements and shape complexity. In this paper, an optimum machining… read more here.
Keywords: ultra precision; microlens arrays; surface; optimum machining ... See more keywords