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RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-00405

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February 27, 2018 at 2:28 pm #6914
CaseFile 03773
Participant

Case 26 — Crystal reflections: why a dark patch is not a coating test

A dark area appears at an oblique angle in a single photograph. Does that establish a coating difference?

Exercise RWI-00405/26: address this question within its stated limits.