Phase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography

Herein, we report a novel optical glass material, fluoroaluminate (AlF<sub>3</sub>) glass, with excellent optical transmittance from ultraviolet to infrared wavelength ranges, which provides more options for application in optical devices. Based on its performance, the phase-type Fresnel...

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Autores principales:	Qisong Li, Xuran Dai, Haosong Shi, Yi Liu, Long Zhang
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	ultraviolet femtosecond laser fabrication inner refractive index modification phase-type Fresnel zone plate Mechanical engineering and machinery TJ1-1570
Acceso en línea:	https://doaj.org/article/6ff3160e6fb744ec80bd8fef6cf72a62
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spelling	oai:doaj.org-article:6ff3160e6fb744ec80bd8fef6cf72a622021-11-25T18:23:25ZPhase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography10.3390/mi121113622072-666Xhttps://doaj.org/article/6ff3160e6fb744ec80bd8fef6cf72a622021-11-01T00:00:00Zhttps://www.mdpi.com/2072-666X/12/11/1362https://doaj.org/toc/2072-666XHerein, we report a novel optical glass material, fluoroaluminate (AlF<sub>3</sub>) glass, with excellent optical transmittance from ultraviolet to infrared wavelength ranges, which provides more options for application in optical devices. Based on its performance, the phase-type Fresnel zone plate (FZP) by ultraviolet femtosecond (fs) laser-inscribed lithography is achieved, which induces the refractive index change by fs-laser tailoring. The realization of ultraviolet fs-laser fabrication inside glass can benefit from the excellent optical performance of the AlF<sub>3</sub> glass. Compared with traditional surface-etching micro-optical elements, the phase-type FZP based on AlF<sub>3</sub> glass exhibits a clear and well-defined geometry and presents perfect environmental suitability without surface roughness problems. Additionally, optical focusing and multi-wavelength imaging can be easily obtained. Phase-type FZP embedded in AlF<sub>3</sub> glass has great potential applications in the imaging and focusing in glass-integrated photonics, especially for the ultraviolet wavelength range.Qisong LiXuran DaiHaosong ShiYi LiuLong ZhangMDPI AGarticleultraviolet femtosecond laser fabricationinner refractive index modificationphase-type Fresnel zone plateMechanical engineering and machineryTJ1-1570ENMicromachines, Vol 12, Iss 1362, p 1362 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	ultraviolet femtosecond laser fabrication inner refractive index modification phase-type Fresnel zone plate Mechanical engineering and machinery TJ1-1570
spellingShingle	ultraviolet femtosecond laser fabrication inner refractive index modification phase-type Fresnel zone plate Mechanical engineering and machinery TJ1-1570 Qisong Li Xuran Dai Haosong Shi Yi Liu Long Zhang Phase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography
description	Herein, we report a novel optical glass material, fluoroaluminate (AlF<sub>3</sub>) glass, with excellent optical transmittance from ultraviolet to infrared wavelength ranges, which provides more options for application in optical devices. Based on its performance, the phase-type Fresnel zone plate (FZP) by ultraviolet femtosecond (fs) laser-inscribed lithography is achieved, which induces the refractive index change by fs-laser tailoring. The realization of ultraviolet fs-laser fabrication inside glass can benefit from the excellent optical performance of the AlF<sub>3</sub> glass. Compared with traditional surface-etching micro-optical elements, the phase-type FZP based on AlF<sub>3</sub> glass exhibits a clear and well-defined geometry and presents perfect environmental suitability without surface roughness problems. Additionally, optical focusing and multi-wavelength imaging can be easily obtained. Phase-type FZP embedded in AlF<sub>3</sub> glass has great potential applications in the imaging and focusing in glass-integrated photonics, especially for the ultraviolet wavelength range.
format	article
author	Qisong Li Xuran Dai Haosong Shi Yi Liu Long Zhang
author_facet	Qisong Li Xuran Dai Haosong Shi Yi Liu Long Zhang
author_sort	Qisong Li
title	Phase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography
title_short	Phase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography
title_full	Phase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography
title_fullStr	Phase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography
title_full_unstemmed	Phase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography
title_sort	phase-type fresnel zone plate with multi-wavelength imaging embedded in fluoroaluminate glass fabricated via ultraviolet femtosecond laser lithography
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/6ff3160e6fb744ec80bd8fef6cf72a62
work_keys_str_mv	AT qisongli phasetypefresnelzoneplatewithmultiwavelengthimagingembeddedinfluoroaluminateglassfabricatedviaultravioletfemtosecondlaserlithography AT xurandai phasetypefresnelzoneplatewithmultiwavelengthimagingembeddedinfluoroaluminateglassfabricatedviaultravioletfemtosecondlaserlithography AT haosongshi phasetypefresnelzoneplatewithmultiwavelengthimagingembeddedinfluoroaluminateglassfabricatedviaultravioletfemtosecondlaserlithography AT yiliu phasetypefresnelzoneplatewithmultiwavelengthimagingembeddedinfluoroaluminateglassfabricatedviaultravioletfemtosecondlaserlithography AT longzhang phasetypefresnelzoneplatewithmultiwavelengthimagingembeddedinfluoroaluminateglassfabricatedviaultravioletfemtosecondlaserlithography
_version_	1718411204134699008

Phase-Type Fresnel Zone Plate with Multi-Wavelength Imaging Embedded in Fluoroaluminate Glass Fabricated via Ultraviolet Femtosecond Laser Lithography

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