Unverified82% confidenceDecision RuleTime unknown
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
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82%
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Long-term
Relevance
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Unverified学习用色温建议4000K中性光，5000K以上偏冷会提升警觉但久用易疲劳，3000K以下暖光易困倦；优选可调色温机型覆盖4000K-5000K89% 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阅读用落地灯需选色温4000K-5000K + 亮度≥800流明，暖光（2700K以下）长时间阅读易疲劳88% similarUnverified氛围台灯优先选色温可调（2700K暖光~4000K中性光）且支持无极调光的型号，固定色温灯只适合单一使用场景，长期用容易审美疲劳或不适配阅读需求88% similarUnverified选购全彩智能灯泡应确认色温范围覆盖2700K-6500K，低于此范围（如仅2700K-4000K）无法实现从暖光到正白光的完整调节，影响阅读/氛围切换体验87% similar
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