| Trueyard 图雅得 NVM-2550 夜视仪（1代+，5x50) |
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| Trueyard 图雅得 NVM-2550 夜视仪详细参数： |
| 参数 |
指标
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| 增强管 |
1代+
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| 镜头 |
第三代True-lens光学镜头
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| 分辨率 |
45lp/mm
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| 物镜倍率Lens magnification,x |
5
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| 物镜系统Lens systems |
80mmF/1.7
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| FOV at distance 100m/110yards,m |
15/62
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| 视场Field of view,deg |
12.5
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| 调焦范围Focus range,m |
1.0 to infinity
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| 物镜直径Objective lens diameter,mm |
50
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| 重量Weight,g |
460
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| 尺寸Overall dimensions,mm |
20080X50
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| 观察距离Detecyion range,m |
350/260
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| 瞳孔直径Exit pupil duaneter,mm |
6
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| 屈光度Eyepiece Duioer adjustment,dptr |
+4/-4
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| 瞳孔距离Eye relief,mm |
15
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| 电池寿命（开IR）Battery life IR on,hour |
Up to 20
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| 电池寿命（关IR）Battery life IR on,hour |
Up to 60
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| IR功率IR Power,mw |
25≤
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| IR波长IR wavelength,nm |
850
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| IR有效距离IR effective distance,m |
25
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| 防水标准IP standard of water-resistence |
IPX4
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| 湿度Humidity,% |
93
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| 操作温度Operating temperature,℃ |
-30°to+45°
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| 储藏温度Storage temperature,℃ |
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通过Vlong认证 
