Unverified88% confidenceDecision RuleTime unknown
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
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88%
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Long-term
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Unverified阅读/工作用装饰台灯应选色温可调至4000-4500K中性光且显色指数Ra≥90，纯装饰氛围灯可用2700K暖光且不必强求高显色90% 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色温调节范围2700-5000K覆盖暖光到正白光，适合阅读和休息场景切换，但最高色温未到6000K以上冷白光，偏好高色温提神的用户需注意87% similarUnverified可调白光款色温范围约2200K-4000K，不覆盖冷白光（5000K以上），需要日光色温的用户应注意此限制87% 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87% similar
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