Replicating micro-optical structures using soft embossing technique

X. Shang, J. De Smet, P. Joshi, Esma Islamaj, D. Cuypers, Michael Vervaeke, Jurgen Van Erps, Hugo Thienpont, H. De Smet

Research output: Chapter in Book/Report/Conference proceedingConference paper

7 Citations (Scopus)

Abstract

In this article we report the fabrication of large arrays of micro-optical gratings using soft embossing with elastic Polydimethylsiloxane (PDMS) molds and ultra-violet (UV) curable resins. Three different kinds of resins are used to replicate the master gratings in a process akin to a roll to roll process. The optical surface profiling measurements show that the dimensions of the replicated gratings closely approximate those of the master gratings. Optical diffractions of these gratings are also measured and analyzed.
Original languageEnglish
Title of host publicationProc. SPIE,30th European Mask and Lithography conference
PublisherSPIE
Volume9231
DOIs
Publication statusPublished - 2014
Event30th European Mask and Lithography Conference - Dresden, Germany
Duration: 24 Jun 201425 Jun 2014

Conference

Conference30th European Mask and Lithography Conference
Abbreviated titleEMLC - 2014
Country/TerritoryGermany
CityDresden
Period24/06/1425/06/14

Keywords

  • soft embossing; template lithography; UV curable resins; PDMS molding; light steering; grating diffraction

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