A3 the Lens Remake Spike

Lens remakes rose to 18 in May, with patients waiting longer and opticians spending extra time on warranty explanations. A3 problem-solving: define the gap, study the current condition, analyze causes, test countermeasures, and follow up. The common trap is blaming the lab or telling opticians to be careful before sorting remake reasons and seeing where the process actually changed. Define the gap Target is fewer than 8 remakes per month. Current condition is 18 remakes in May, or 10 above target. A3 starts with a specific gap. Without a target and current number, the team argues whether the problem is…

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