Unverified85% confidenceDecision RuleTime unknown
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
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85%
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Unverified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90% 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89% similarUnverified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88% similarUnverified色温建议选4000K中性光作为读写默认档，暖光（2700-3000K）易催困不适合学习，冷白光（>5000K）蓝光比例高易疲劳；支持无极调色温的比固定几档更实用88% similarUnverified长时间阅读者应开启护眼模式+自动色温（暖色/自然色温3000-4000K），配合环境光调节，减少色温冷带来的蓝光刺激88% similar
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