Unverified88% confidenceDecision RuleTime unknown
阅读用落地灯需满足照度≥500lux（阅读区）+ 显色指数Ra≥90，护眼款优先选无频闪认证（如国AA级），色温4000K左右最适合长时间阅读
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88%
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Unverified阅读用途落地灯建议灯臂投射照度≥300lux、显色指数Ra≥90，长时间阅读可避免眼疲劳；纯装饰氛围灯Ra 80左右即可但不宜作为主要阅读光源91% similarUnverified阅读用落地灯需选色温4000K-5000K + 亮度≥800流明，暖光（2700K以下）长时间阅读易疲劳90% similarUnverified护眼阅读灯应选择色温可调（2700K暖光~4000K中性光）且显色指数Ra≥90，长时间阅读用4000K以下暖白光可减少蓝光刺激88% similarUnverified阅读用落地灯亮度需≥800流明，色温4000K中性光最护眼；纯装饰氛围灯选2700-3000K暖光即可，亮度400流明足够88% similarUnverified读写作业场景优先选国AA级照度认证台灯，中心照度≥500lux且半径30cm内均匀度达标，普通A级在长时间读写下易疲劳87% similar
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