Progress Towards a > 100,000 Finesse Optical Cavity at 4.5 µm

Gar-Wing Truong, Lukas W. Perner, Georg Winkler, Gang Zhao, Dominic Bachmann, Aline S. Mayer, Jakob Fellinger, David Follman, Paula Heu, Christoph Deutsch, D. Michelle Bailey, Stephan Puchegger, Adam J. Fleisher, Oliver H. Heckl, Garrett D. Cole

Publications: Contribution to bookContribution to proceedingsPeer Reviewed

Abstract

Methods for producing and characterizing ultra-low loss substrate-transferred single-crystal interference coatings have been extended to the mid-infrared. A pair of such mirrors shows combined scatter and absorption losses below 10 ppm at 4.5 µm.
Original languageEnglish
Title of host publicationOptical Interference Coatings Conference (OIC) 2022
PublisherOptica Publishing Group
DOIs
Publication statusPublished - 2022
EventOptical Interference Coatings Conference - Whistler Conference Centre, Whistler, Canada
Duration: 19 Jun 202224 Jun 2022
https://www.optica.org/en-us/events/topical_meetings/optical_interference_coatings/

Conference

ConferenceOptical Interference Coatings Conference
Abbreviated titleOIC 2022
Country/TerritoryCanada
CityWhistler
Period19/06/2224/06/22
Internet address

Austrian Fields of Science 2012

  • 205002 Coating technology
  • 104026 Spectroscopy
  • 103018 Materials physics
  • 103021 Optics

Keywords

  • Interference coatings
  • Material properties
  • Optical measurement
  • Scanning electron microscopy
  • Transmission measurement

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