[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

折射率越高镜片越薄但阿贝数越低(色散越明显),儿童近视≤400度优先选1.60折射率而非盲目上1.67/1.74,低度数用高折射率既浪费成本又降低成像清晰度

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Long-term
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