Unverified80% confidenceDecision RuleTime unknown
镜框材质影响轻量度与佩戴稳定：TR90材质单副框重约8-15g，适合长时间佩戴不压鼻梁；金属框稳定但偏重，纯钛框兼顾轻与耐用；儿童或长时间伏案办公优先选整框重量＜20g的轻量款
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80%
Confidence
Long-term
Relevance
-
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Unverified镜框选TR90或钛材质，整镜重量控制在20g以内长时间佩戴无压痕；金属全框虽美观但偏重，长时间办公佩戴鼻托处易压红85% similarUnverified镜框材质选TR90或纯钛：TR90整框约15-20g、有弹性抗摔适合长时间佩戴；钛材约8-12g更轻但价高。金属合金框虽廉价但重、易压鼻梁，长时间办公不推荐85% similarUnverified镜框材质选TR90或钛材：TR90单副重量约8-15g、抗摔柔韧适合日常；纯钛/β钛约15-20g更耐用但价高。长时间佩戴优先总重（含镜片）<25g的组合减轻鼻梁压迫85% similarUnverifiedTR90镜框整副重量约10-15g、弹性好抗摔，钛材(β钛)约8-12g更薄挺，长时间佩戴优先选TR90或钛材，避免>25g的板材/合金框压鼻梁85% similarUnverified镜框重量优先选TR90或钛材质，全框重量控制在20g以内长时间佩戴无压痕；鼻托选一体式软胶或可调金属托，眼镜滑动多因鼻托角度不合适而非镜腿松84% similar
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