J2 Series
30 &Times
Deformation Studies
2 Second
Foif
Standard Export Carton
China
9015200000
Product Description
J2 Series Optical Theodolite
For all rountine survey work in civil engineering construction, industrial and land suverys. Such as: Triangulation and traversing, precise construction, cadastral surveys, deformation studies, optical tooling and laboratory measurements, field astronomy etc. The main features as followed.
1)Telescope gives a bright, high-contrast image
2)Digital reading is quick and error-free
3)Automatic index improves accurancy and simplifies vertical angle measurement.
4)A wide range of accessories fits theodolite to many tasks.
5)This instrument can also be used with LEICA, SOKKIA, TOPCON, PENTAX EDM
For all rountine survey work in civil engineering construction, industrial and land suverys. Such as: Triangulation and traversing, precise construction, cadastral surveys, deformation studies, optical tooling and laboratory measurements, field astronomy etc. The main features as followed.
1)Telescope gives a bright, high-contrast image
2)Digital reading is quick and error-free
3)Automatic index improves accurancy and simplifies vertical angle measurement.
4)A wide range of accessories fits theodolite to many tasks.
5)This instrument can also be used with LEICA, SOKKIA, TOPCON, PENTAX EDM
| 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 | ||
