Unverified87% confidenceDecision RuleTime unknown
无主灯设计需保证显色指数Ra≥90，否则射灯/筒灯照射下食物、皮肤、家具颜色会失真发灰；Ra80的低价灯珠仅适合走廊等过渡区域
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87%
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Long-term
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Unverified内置LED灯带优先选色温可调（2700K-6500K）且显色指数Ra≥90的，Ra低于80的灯光会让展品颜色失真，翡翠玉石在低显色灯下会显脏84% similarUnverified仅为普通居家照明、不涉及色彩辨识或用眼需求时不必追求全光谱，普通Ra80+ LED已满足且更亮更省电，全光谱溢价体现在专业场景83% similarUnverified灯珠显色指数（Ra）不必追求高值，起夜灯Ra80即可；但灯罩需为磨砂/乳白扩散罩，透明罩会看到刺眼灯珠亮点，直射入眼造成眩光82% similarUnverified室内/近距离作业(修车、检修、露营做饭)不要买远射聚光头灯，光斑集中中心过亮四周全黑，应选大范围均匀泛光、显色指数(CRI)≥90的中低亮度款81% similarUnverified色温可调范围越宽、显色指数越高，灯珠成本与灯体体积越大，全域可调+Ra95的灯具明显更贵；日常氛围照明选2700-5000K+Ra90已足够，无需追求Ra9879% similar
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