High-Performance Mid-Infrared Crystalline Bragg Mirrors at 4.5 µm

Author(s)

Georg Winkler, Lukas Perner, Gar-Wing Truong, Dominic Bachmann, Aline S. Mayer, Jakob Fellinger, Tobias Zederbauer, David Follman, Christoph Deutsch, Garrett D. Cole, Oliver H. Heckl

Abstract

We present state-of-the-art mid-IR high-reflectivity low-loss mirrors at 4.55 µm based on substrate-transferred crystalline coatings. Transmission losses of 150 ppm and excess losses of <50 ppm are demonstrated via cavity-ringdown and direct transmission measurements.

Organisation(s)

Faculty Center for Nano Structure Research

External organisation(s)

Thorlabs Inc., Crystalline Mirror Solutions GmbH

No. of pages

2

DOI

https://doi.org/10.1364/CLEO_SI.2019.SF2O.7

Publication date

07-2019

Austrian Fields of Science 2012

103021 Optics, 103008 Experimental physics, 103016 Laser physics, 103040 Photonics

ASJC Scopus subject areas

Atomic and Molecular Physics, and Optics, Surfaces and Interfaces, General Physics and Astronomy

Portal url

https://ucrisportal.univie.ac.at/en/publications/f3b77d8b-c519-4350-9de7-06e700ff0434