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RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-05369

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#42909
PartsReader 09768
Participant

Case 8 — Crystal types: sapphire, mineral and acrylic trade-offs for daily wear

Spec sheets list sapphire, mineral or acrylic crystals, and opinions in threads are very strong. For a daily-wear watch, what are the real trade-offs, and is an anti-reflective coating worth paying for?

Exercise RWI-05369/8: address this question within its stated limits.