Transferable ultra-thin multi-level micro-optics patterned by tunable photoreduction and photoablation for hybrid optics
Sign Up to like & getrecommendations! Published in 2019 at "Carbon"
DOI: 10.1016/j.carbon.2019.04.085
Abstract: Abstract Next-generation hybrid optics will provide superior performances over traditional optics by combining the advantages of refractive, reflective, and diffractive optics and metasurfaces. Hybrid optics have been realized by integrating diffractive optical structures to the… read more here.
Keywords: ultra thin; transferable ultra; hybrid optics; multi level ... See more keywords
Micro-optics for ultra-intense lasers
Sign Up to like & getrecommendations! Published in 2021 at "AIP Advances"
DOI: 10.1063/5.0038023
Abstract: Table-top, femtosecond lasers provide the highest light intensities capable of extreme excitation of matter. A key challenge, however, is the efficient coupling of light to matter, a goal addressed by target structuring and laser pulse-shaping.… read more here.
Keywords: ultra intense; micro optics; target; intensity ... See more keywords
Polarization Micro-Optics: Circular Polarization From a Fresnel Rhomb 3D Printed on an Optical Fiber
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2018.2871161
Abstract: High-resolution fabrication of three-dimensional polymeric structures with direct laser writing (DLW) holds a unique potential for the miniaturization of bulk optical elements. This has been so far mainly demonstrated for the fabrication of reflective, refractive,… read more here.
Keywords: micro optics; fresnel rhomb; polarization; optics ... See more keywords
Rapid CO2 laser processing technique for fabrication of micro-optics and micro-structures on fused silica materials
Sign Up to like & getrecommendations! Published in 2020 at "Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture"
DOI: 10.1177/0954405420937534
Abstract: Micro-optics and micro-structures play important roles in the field of optics. A multi-step processing strategy with the combination of various processing technologies has been applied to fabricate micro-optics and micro-structures. However, the multi-step processing method… read more here.
Keywords: fused silica; optics; co2 laser; micro optics ... See more keywords
Broadband, freeform focusing micro-optics for a side-viewing imaging catheter.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.004961
Abstract: Successful implementation of a catheter-based imaging system relies on the integration of high-performance miniaturized distal end optics. Typically, compensation of chromatic dispersion, as well as astigmatism introduced by the device's sheath, can be addressed only… read more here.
Keywords: broadband freeform; freeform focusing; catheter; micro optics ... See more keywords
Adjustment-free two-sided 3D direct laser writing for aligned micro-optics on both substrate sides.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.476448
Abstract: 3D direct laser writing is a powerful and widely used tool to create complex micro-optics. The fabrication method offers two different writing modes. During the immersion mode, an immersion medium is applied between the objective… read more here.
Keywords: immersion; laser writing; micro optics; optics ... See more keywords
Geometry-controllable micro-optics with laser catapulting
Sign Up to like & getrecommendations! Published in 2019 at "Optical Materials Express"
DOI: 10.1364/ome.9.002892
Abstract: Individual or arrayed microlenses offer remarkable opportunities in optics and photonics. However, their usage is currently limited by the lack of manufacturing technologies capable of tailoring the lens geometry to target devices. Here, we demonstrate… read more here.
Keywords: geometry; geometry controllable; micro optics; laser catapulting ... See more keywords
Laser Technologies in Micro-Optics. Part 2. Fabrication of Elements with a Three-Dimensional Profile
Sign Up to like & getrecommendations! Published in 2018 at "Optoelectronics, Instrumentation and Data Processing"
DOI: 10.3103/s8756699018020012
Abstract: Recent research in the field of formation of a 3D profile of optical elements with the use of direct laser writing at various wavelengths and photolithographic technologies on the basis of photomasks fabricated by means… read more here.
Keywords: optics part; laser; micro optics; technologies micro ... See more keywords
Calcination-Enhanced Laser-Induced Damage Threshold of 3D Micro-Optics Made with Laser Multi-Photon Lithography
Sign Up to like & getrecommendations! Published in 2023 at "Photonics"
DOI: 10.3390/photonics10050597
Abstract: Laser Direct Writing (LDW), also known as 3D multi-photon laser lithography of resins, is a promising technique for fabricating complex free-form elements, including micro-optical functional components. Regular organic or hybrid (organic–inorganic) resins are often used,… read more here.
Keywords: calcination; laser; micro optics; optics ... See more keywords