Sokkia Auto Level B40
- Company Name:Tech Charm International Limited
- Membership:Free Member
- Member Since:2008. 02.22
- Country/Region:China
- City:Guangdong
- Contact:Shelly Ou
- Related Keywords:level, auto level, sokkia, surveying equipment
Tech Charm International LimitedContact us
Tech Charm International Limited
[China]
Sokkia series automatic levels feature enhanced reliability under all environmental conditions. Tough and compact bodies are more tightly sealed against water, humidity and dust.
The automatic levels provide quick setup, easy sightiing, and superior durability against vibration and shock, ensuring the increased productivity over an extra-long period of time.
| ITEM | B40 | B30 | B20 |
| Telescope | |||
| Length | 215mm | ||
| Objective aperture | 32mm | 36mm | 42mm |
| Magnification | 24X | 28X | 32X |
| Image | Erect | ||
| Resolving power | 4" | 3.5" | 3.0" |
| Field of view(at 100m) | 1° 25′ (2.5m) | 1° 20′ (2.3m) | |
| Minimum focussing distance | 0.3m | ||
| Reticle pattern | Cross hairs | wedge | |
| Stadia multiplication constant | 100 | ||
| Stadia additive constant | 0 | ||
| Coarse sighing | Gun sight | Peep sight | |
| Compensator | |||
| Type | pendulum compensator with magnetic damping system | ||
| Working range | ± 15′ | ||
| Setting accuracy | 0.5" | 0.3" | |
| Leveling Accuracy | |||
| Standard deviation for 1km | 2.0mm | 1mm | |
| Horizontal Circle | |||
| Diameter | 103mm | ||
| Graduation/Estimation | 1° /0.1° | ||
| General | |||
| Sensitivity of circular level | 10′ /2mm | ||
| Mirror for circular level | Plane mirror | pentaprism | |
| Horizontal motion drive | Clampless, endless, double-sided knobs | ||
| Water resistance | IPX6(IEC60529) | ||
| Size | 122mm× 215mm× 135mm | 130mm× 215mm× 140mm | |
| Weight | 1.7kg | 1.85kg | |
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