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| 品名Unit Name | 4*50 |
| 倍增管Image intensifier tube | Gen 1+ |
| 放大倍數(shù)Magnification | 4X |
| 物鏡直徑Lens diameter | 50mm |
| 視長(zhǎng)Field of view | 15° |
| 分辨率Resolution | 32~36lp/mm |
| 調(diào)節(jié)距離Focus range | 5 yard to inf |
| 出筒距離Eye relief | 12mm |
| 視度調(diào)節(jié)Diopter adjustment | ±1.5m |
| 監(jiān)測(cè)距離Detection distance | Up to 300 yards（approx） |
| 電源Power supply | 3V(CR 123A) |
| 電池使用時(shí)間Estimated battery life | Up to 30hours（approx） |
| 工作溫度Operating temperature | -30.6°to 60° |
| 尺寸Dimensions | 7.2″(L)*3″(W)*2.5″(H)inch |
| 重量Weight | 340.20g |