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. 2016 Aug 12;5(8):e16133. doi: 10.1038/lsa.2016.133

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Copyright © 2016 CIOMP.

This work is licensed under a Creative Commons Attribution 4.0 International License. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in the credit line; if the material is not included under the Creative Commons license, users will need to obtain permission from the license holder to reproduce the material. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/

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Freeform 3D micro-optical elements fabricated by DLW: hybrid optical elements—aspheric and axicon lenses on a tip of optical fiber. Reproduced with permission from Ref. 81. JLPS. All rights reserved.