Unverified80% confidenceDecision RuleTime unknown
镜片折射率1.60以上时应确认阿贝数(色散系数)≥36,阿贝数越低色散越明显,高折射率+防蓝光镀膜叠加容易出现看物体边缘发彩虹色的问题
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified镜片阿贝数(色散指数)越低色散越明显,防蓝光镜片建议阿贝数≥40,低于32会在高对比边缘出现彩色重影,1.60折射率镜片阿贝数通常约36-4291% similarUnverified镜片色散度用阿贝数衡量,阿贝数越高色散越小视觉越清晰;防蓝光镜片建议阿贝数≥40,低于35看屏幕边缘易出现彩色重影90% similarUnverified阿贝数(色散系数)应关注:≥40画面边缘色散小、成像清晰,高折射率镜片阿贝数通常降到30-35,看物体边缘易出现彩边,长时间佩戴易视疲劳86% similarUnverified阻隔415-455nm高能短波蓝光比例应≥40%才有护眼意义,但阻隔率超过60%会导致镜片明显偏黄,影响色彩判断,办公场景选40-50%阻隔率最平衡83% similarUnverified散光>75度的人群选购定制防蓝光镜片时,镜片折射率应选1.60以上以减薄边缘厚度,并确认商家支持散光轴位定制,否则易出现视物变形与色散加剧82% similar
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