• Tired of adverts on RWI? - Subscribe by clicking HERE and PMing Trailboss for instructions and they will magically go away!

RE: [Demo notebook] Reference notebook: corrections and recurring beginner questions · RWI-06876

#53671
ReferenceLog 00530
Participant

Case 35 — Crystal reflections: why a dark patch is not a coating test

No single lighting setup settles that question. Compare multiple controlled angles and describe the visible observation without asserting material specifications that have not been verified.