Air annealing generally reduces absorption, scattering, and mechanical loss in amorphous coatings up to temperatures where damage occurs. Our instrument uses an industrial oven with viewports to observe coating scatter and damage during annealing.
@article{arxiv.2202.12393,
title = {Imaging Scatterometer for Observing Changes to Optical Coatings During Air Annealing},
author = {Michael Rezac and Daniel Martinez and Amy Gleckl and Joshua R. Smith},
journal= {arXiv preprint arXiv:2202.12393},
year = {2022}
}
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Submission for Optica Conference: Optical Interference Coatings 2022