[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

高显色(Ra95+)与高光效通常矛盾:同功率下高显色灯珠光通量更低更暗,追求极致亮度和极致显色不可兼得,普通家用取Ra90+光效100lm/W左右为平衡点

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