Unverified80% confidenceFactTime unknown
画面清晰度2K(300万像素)比1080P更能看清宠物细微表情和粪便状态,但夜视场景下高像素在弱光可能更糊,需搭配大光圈;纯查看是否安全1080P足够
1
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
-
First Seen
Sources
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Unverified清晰度2K(300万像素)以上才能看清宠物表情与呕吐物/异常排泄等健康细节,1080P用于云台放大后画质明显模糊;但清晰度越高对上行带宽要求越高,家庭上行<10Mbps时高分辨率会加剧延迟卡顿87% similarUnverified分辨率2K(2304×1296)以上才能在广角+夜视下看清宠物细节表情,1080P在夜视全画面时细节模糊,难辨识异常状态86% similarUnverified分辨率2K(300万像素)已足够看清宠物细节,盲目追4K意义不大——夜视和广角下清晰度更取决于传感器尺寸和光圈(选F1.6以下大光圈),而非纯像素数86% similarUnverified分辨率并非越高越好:2K(300万像素)已能清晰辨别宠物表情和呕吐物等细节,4K机型在夜视和弱光下噪点反而更明显且占用带宽大,普通家庭2K是画质与流畅度的甜点84% similarUnverified分辨率越高越清晰但夜视越差,因为高像素单个感光单元面积小、进光量少;日常倒车720P/AHD 100万像素配合大感光单元比1080P小传感器夜间更实用83% similar
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