Unverified88% confidenceDecision RuleTime unknown
护眼台灯的显色指数Ra应≥90（国AA级要求Ra≥90，R9≥50），Ra越接近100色彩还原越真实，绘画/阅读场景优先看R9红色还原值
1
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88%
Confidence
Long-term
Relevance
-
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Unverified显色指数Ra≥90才能真实还原颜色，绘画/化妆/看书辨色场景应选Ra≥95，普通台灯Ra常仅80左右90% similarUnverified看重显色的场景（如衣帽间、化妆镜、画室）应选Ra≥95、R9（红色还原）≥90的灯带，普通全光谱灯带Ra标称90但R9常低于50，导致红色偏暗90% similarUnverified显色指数Ra≥90才能真实还原书本色彩与颜色作业，普通LED台灯Ra仅80左右；美术、做手工、辨色作业场景应选Ra≥95的高显色台灯90% similarUnverified显色指数Ra≥90才能保证书本文字与色彩还原真实，普通LED台灯Ra仅80，绘画、看图作业务必选Ra≥9589% similarUnverified显色指数Ra≥90（部分标注R9≥50）能更真实还原颜色，适合美术、看书场景；普通照明Ra≥80即可，无需为高显色支付溢价89% similar
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