Customization: | Available |
---|---|
Transport Package: | Standard Export Carton |
Specification: | 307*230*180mm |
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model | J2-2 | TDJ2E | TDJ6E | J6E | |
Horizontal Standard deviation of a direction measured in face left and face right | ± 2″ | ± 2″ | ±6" | ±6" | |
Vertical Standard deviation of a direction measured in face left and face right | ± 6" | ± 6" | ± 10" | ± 10" | |
Telescope | Image | Erect | |||
Magnification | 30× | 28× | |||
Objective aperture | 40mm | ||||
Minimum focus | 1.6m | 2.0m | |||
Stadia ratio | 100 | ||||
Stadia constant | 0 | ||||
Optic plummet | magnification | 3× | |||
Field of view | 5° | ||||
Focus range | 0.5m-∞ | ||||
Compensator | Compensating range | ±3' | ±2' | ±2' | no |
Setting accuracy | ±0.3" | ±0.3" | ±1" | ||
Sensitivity of circular level | 8′/2mm | ||||
Sensitivity of plate level | 20″/2mm | 30"/2mm | |||
Weight | 6kg | 6kg | 4.3kg | ||
size(mm) | 310*160*148 | 286*136*130 | 307*230*180 |