Partially Verified100% confidenceCautionTime unknown
Category 4镜片仅适合高海拔强光/雪地环境，日常驾车或普通户外使用时透光率过低，不适合也不合法用于开车
3
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100%
Confidence
Long-term
Relevance
-
First Seen
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Partially VerifiedCategory 4镜片仅允许5%可见光透过，日常佩戴或驾驶时视野过暗，不适合非高海拔强光环境使用81% similarPartially Verified不适合日常低海拔户外使用，Category 4镜片在普通阳光下过暗，且多数国家法规禁止佩戴Cat 4镜片驾驶81% similarUnverified4类镜片(VLT约9%)仅适合高海拔强光/冰川/雪地环境，日常徒步、阴天或林间使用会过暗，不适合作为通用登山眼镜75% similarUnverified作为驾驶场景定位产品，偏光效果在强光公路、湿滑路面等高反光环境下表现明显，但若主要用于登山雪地等极端紫外线场景，镜片包裹性和防风设计不足74% similarUnverified雪地/高海拔需选防护等级Category 3或4（可见光透过率8%-18%），且镜框需有侧翼或大包裹面型防止侧向反射光，普通城市偏光镜（Cat 2）在雪盲环境防护不足73% similar
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