Unverified75% confidenceDecision RuleTime unknown
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
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UnverifiedLED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88% similarUnverifiedLED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86% similarUnverified6颗LED环形补光在耳道内亮度充足，但部分用户反馈近距离观察时画面偶尔过曝，需要在APP中适当调低亮度85% similarUnverifiedLED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85% similarUnverified不要购买单点式LED光源（少数几颗亮珠）的台灯，即使加透镜也易产生眩光和阴影不均，应选长条发光面或多颗均匀分布+导光板结构，保证照度均匀度（最大/最小照度比≤3:1）84% similar
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