Unverified78% confidenceFactTime unknown
判断镜片是否真防蓝光:用蓝光笔照射镜片,真防蓝光镜片背面会明显减弱透射光,或看反光颜色(镀膜型呈紫蓝色反光),无任何反光变化的多为普通镜片
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78%
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Long-term
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Unverified验证镜片是否真防蓝光:用防蓝光验钞笔/蓝光测试灯照射,透过镜片的蓝光光斑应明显变暗或呈黄绿色;纯反射膜款照射时镜片表面会反出强烈蓝紫光但透过光斑变化不大94% similarUnverified验证真伪可用蓝光笔照射镜片:反射式镜片会呈现明显蓝紫反光,染色片则透过光偏黄;无任何反应的多为普通镜片虚标防蓝光功能93% similarUnverified判断防蓝光真伪可用手机蓝光笔或紫光笔照射镜片:真防蓝光镜片会明显反射蓝紫色光斑,无阻隔的普通镜片则透光无反射91% similarUnverified判断防蓝光效果可用蓝光笔照射镜片背面:镀膜型会反射掉部分蓝光光斑,但反射测试无法验证阻隔率数值,认准镜片附带的透射率检测报告更可靠91% similarUnverified验证镜片是否真防蓝光:用手机屏幕对准镜片播放蓝色画面,透过镜片看颜色应偏暗/偏黄;或用专用蓝光笔照射,反射膜片会呈现明显蓝紫色反光。无任何变化的多为普通镜片91% similar
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