Chinese Dumpy Auto Level Surveying Automatic Level, Find details about China Auto Level, Surveying Equipment from Chinese Dumpy Auto Level Surveying Automatic Level
Type | X2 | X3 | X4 |
Parameters | |||
Standard deviation per kilometer double-run | 1.5mm | 1.5mm | 1.5mm |
Telescope imaging | Positive image | ||
Magnification | 32X | 32X | 32X |
Clear objective aperture | 36mm | 36mm | 36mm |
Field of view | 1°20' | ||
Shortest focusing distance | 0.4m | ||
Stadia multiplication constant | 100 | ||
Stadia adding constant | 0 | ||
Circular bubbke precision | 8'/2mm | ||
The division unit of dial | 1°or 1gon | ||
Working scoper for the equipment | ±15' | ||
Setting accurary | ±0.3" | ±0.3" | ±0.3" |
Screw thread connected to tripod | M16 or 5/8" | M16 or 5/8" | M16 or 5/8" |
Water proof | IP4 |