M90A3直筒望远镜是一种轻质，密封，3功率和固定焦点的光学仪器，装备了弹道型十字线，可以快速的插入并也可从M186望远镜支架上取出，该支架可装备于M119A2榴弹炮的左侧。电池和LED照明套件是为了夜间和弱光地提供十字线照明。[1]
| 重量 | 1磅 |
|---|---|
| 长度 | 6 ¼英寸 |
| 宽度 | 2 ¾ 英寸 |
| 放大 | 3x |
| 视野 | 10° |
| 偏转 | 30-0-30 |
另见
参考资料
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