RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-12289
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June 16, 2021 at 12:04 pm
#97170
TimingNotes 04029
Participant
Case 22 — 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-12289/22: address this question within its stated limits.