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Features
Â
1.Absolute encode angle measurement system.
2.Special design with single horizontal spindle cross telescope, horizontal and vertical spindle concentric.
| Model         | DT-22L/52L | |||
| Telescope | Image | Erext | ||
| Magnification | 30X | |||
| Objective aperture | 45mm | |||
| Field of view | 1°30′ | |||
| Shortest viewing distance | Â Â Â Â Â Â 1.4m | |||
| Stadia ratio | 100 | |||
| Resolution | 3″ | |||
| Angle measurement | Angle measurement mode | Â Absolute angle encoder system | ||
| Compensation | Minimum count | 1″，5″ | ||
| Accuracy | 2″/5″ | |||
| Angle units | DEG/MIL/GON | |||
| Compensation range | ±3′ | |||
| Up laser point | Wavelength | 690nm | ||
| Laser focusing point | 3mm/80m | |||
| Deviation between laser point | ≤5″ | |||
| Vaild optical distance | ≥200m（Day） | |||
| Down plummet | Down laser plummet | 0-5m Best distance range | ||
| Down optical plummet | Multiple:3X,focus adjusting range:0.3m~∞ | |||
| Base and mainbody structure | separate style | |||
| Precision of plate vial | 30″/2mm | |||
| Precision of circular vial | 8′/2mm | |||
| Working Temperature | ﹣25℃ to﹢50℃ | |||
| Power | Battery model | Chargeable lithium battery | ||
| Voltage |
3.7V Â |
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