Unverified78% confidenceDecision RuleTime unknown
LED灯珠数量与排布决定补光均匀度，环形/面光源比单排线性灯珠柔和，单排灯珠近距离拍摄易在脸上留下条状阴影和多重反光点
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UnverifiedLED灯带线性光比点状灯珠光更均匀，无明显亮暗光斑；选择灯珠密度≥60颗/米的产品，低密度灯带在台面反射会出现斑马纹88% similarUnverified点光源（单颗大功率灯珠）比多颗均布灯珠更易产生刺眼光斑，选购时应优先选带扩散板或深腔设计的灯罩，让光源与罩体间保持足够距离以实现均匀扩散88% similarUnverified可视镜头的LED补光灯数量与亮度决定成像清晰度，选4-6颗LED环形补光的机型，画面偏黄或过曝会看不清耳垢，避免只有1-2颗灯的低配款86% similarUnverifiedLED发光模式通常包含常亮和闪烁，360度可见角度优于单面反光条，但闪烁模式在部分地区可能不符合道路使用规范85% similarUnverifiedLED光源应为6颗环形分布+可调亮度，环形布光避免探头阴影；单点光源会在耳道形成明暗不均，看不清侧壁耵聍85% similar
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