Unverified90% confidenceDecision RuleTime unknown

偏光镜片透光率随镜片颜色深浅决定分类（1-4类），驾车推荐3类（透光率18%-43%），4类超深色镜片禁止驾车使用因隧道及阴天视物过暗

1

Sources

90%

Confidence

Long-term

Relevance

-

First Seen

Sources

Related Entities

偏光太阳镜category

Related Claims

Unverified镜片颜色深浅决定可见光透过率(VLT)，与UV防护无关。日常城市用选3类(VLT 8-18%)，高原雪地选4类(VLT<8%)，但4类禁止开车佩戴79% similar Unverified透光率与防护性权衡：镜片颜色越深防眩光越强但辨色能力下降，射击、骑行需辨识信号灯的场景应选黄色/透明高对比镜片而非深色墨镜片76% similar Unverified选购时看镜片透光率参数：优质防蓝光镜片可见光透光率应≥90%，若厂商只标'防蓝光'却不标透光率和具体阻隔波段，多为低端染色片76% similar

Cite This Claim

Stable URI

https://kongchang.com/claim/787142

API

curl https://kongchang.com/api/v1/knowledge/claims/787142

MCP

get_claim(id=787142)