Unverified80% confidenceTradeoffTime unknown
显色指数越高、频闪越低的灯珠成本越高，同价位往往牺牲光效或用料；预算有限时优先保证Ra90+和低频闪，其次才是超薄造型
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80%
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Long-term
Relevance
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Unverified显色指数越高（Ra97+且高R9）通常需要牺牲光效，同瓦数亮度更低价格更贵；日常客厅照明Ra90-93已足够，只有辨色/创作场景才值得为Ra97买单87% similarUnverified照度均匀性与显色指数往往此消彼长：高显色灯珠成本高，厂商可能减少灯珠数量导致照度不均；AA级灯需同时满足Ra≥90和均匀度达标，是综合工艺的体现86% similarUnverified高显色(高Ra)与高发光效率(lm/W)存在权衡：为提升显色性会牺牲部分光效，同亮度下Ra95灯泡比Ra80款功耗略高、价格更贵，非色彩敏感场景Ra80已足够85% similarUnverified高显色指数(Ra90+)通常以牺牲发光效率为代价：同瓦数下Ra90灯泡比Ra80亮度略低约10-15%，追求高显色需适当选更高流明型号84% similarUnverified显色指数越高（Ra95+）通常光效越低、成本越高，普通装饰摆件用Ra80-85足够，无需为日常收纳品追求高显色84% similar
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