Unverified82% confidenceDecision RuleTime unknown
灯珠数量与排布决定均匀度：环形或面阵排布（≥40颗灯珠）比单排灯珠光线更柔和无明显阴影，单排LED近距离补光易在脸上留下过渡生硬的亮带
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82%
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Long-term
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UnverifiedLED灯珠数量与排布决定均匀度，单排少量灯珠会形成明显光斑和阴影，选择面板式（导光板+多灯珠环形/矩阵排布）配磨砂柔光罩的，光线更柔和无硬阴影88% similarUnverified宽幅对称式发光面（导光板/多颗LED阵列）比单点光源灯珠照度均匀性更好，遮光角设计应保证正常坐姿看不到刺眼灯珠，避免眩光进入视野85% similarUnverified补光灯的柔光效果取决于发光面积和柔光罩，同瓦数下带乳白柔光板的方形灯比裸露LED环形灯光线更均匀，衣物褶皱阴影更自然85% similarUnverified光照均匀度看灯珠布局：条形灯/面板灯覆盖矩形区域均匀度优于点状聚光灯，多灯珠(≥100颗)分散布局比少量大功率灯珠边缘衰减小，单株植物边缘叶片才不会因光弱徒长84% similarUnverified灯泡体积比普通LED灯泡略大，部分封闭式小灯罩或窄口灯具可能装不进去或散热不良，购买前建议量好灯罩内径83% similar
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