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摄像头2.8mm和4mm区别
更新时间: 2021-12-28 10:22:46  

区别:

1、可视范围不同:监控2.8mm,可视范围在90度以内,监控4mm,可视范围在70度以内。

2、监控距离不同:监控2.8mm,监控距离为4米,监控4mm,监控距离为6米。

3、成像不同:监控2.8mm可以看得更远,但是成像会变形看着模糊;监控4mm看到的范围相对而言更近,但是成像会更加清晰。

关键词: 摄像头 8mm 4mm 区别

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