RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-05461
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July 24, 2019 at 6:07 pm
#43665
DialCheck 00524
Participant
Case 22 — Lume questions: why does my lume fade so quickly, and how should I compare it?
Use a consistent charge, fixed exposure and several elapsed-time observations. Record readability and the conditions rather than applying an unsupported universal fade-time threshold.