价格:2600
产品介绍：
拓普康AT-B系列自动安平水准仪为各种不同的水准测量工程应用而设计。其杰出的望远镜性能可以提供0.2m的最小视距，即使是在低亮度的环境下（如微光、建筑物内部或者地下建筑场所等）也可以清晰地显示视场。
AT-B系列自动安平水准仪采用当今最先进的自动安平装置和技术，无论是什么工程应用，也不管处在何种作业环境，都可以提供最佳的可靠性和生产力，确保圆满地完成您的测量任务。
AT-B系列自动安平水准仪，正是您所需要的！
| AT-B2 | AT-B3 | AT-B4 | ||
|---|---|---|---|---|
| Telescope | ||||
| Length | 215mm (8.46 in.) | |||
| Magnification | 32X | 28X | 24X | |
| Objective Aperture | 42mm (1.65 in.) | 36mm (1.42 in.) | 32mm (1.26 in.) | |
| Resolving Power | 3″ | 3.5″ | 4″ | |
| Field of View (at 100m/328ft.) | 1°20′ (2.3m / 7.5ft.) | 1°25′ (2.5m / 8.2ft.) | ||
| Minimum Focus | 0.2m (7.9 in.) from end of telescope 0.3m (1ft.) from instrument center | |||
| Image | Erect | |||
| Stadia Constant | 0 | |||
| Stadia Ratio | 100 | |||
| Accuracy (1km double run leveling) | ||||
| Without Micrometer | 0.7mm (0.03 in.) | 1.5mm (0.06 in.) | 2.0mm (0.08 in.) | |
| With Micrometer | 0.5mm (0.02 in.) | n/a | ||
| Compensator | ||||
| Type | Pendulum compensator with magnetic damping system | |||
| Setting Accuracy | 0.3″ | 0.5″ | ||
| Working Range | ±15′ | |||
| Circular level | ||||
| Sensitivity | 10′ / 2mm | |||
| Horizontal circle | ||||
| Diameter | 103mm (4.1 in.) | |||
| Minimum Division | 1°/ 1gon | |||
| General | ||||
| Water Resistance | IPX6 (IEC 60529:2001) | |||
| Operating Temperature | -20℃ to +50℃ (-4°F to +122°F) | |||
| Size | Width | 130mm (5.12 in.) | ||
| Length | 215mm (8.46 in.) | |||
| Height | 140mm (5.51 in.) | 135mm (5.31 in.) | ||
| Weight | 1.85kg (4.1 lbs.) | 1.7kg (3.7 lbs.) | ||
