Optical Theodolite with 400GON Graduation Land Survey Theoolite Digital Theodolite (J6E)
1 Without compensator
2 Fit to low-order controlling measurement, cadastral, building, railway, and normal measurement
3 Reasonable price
4 Horizontal angle measurement accuracy: ± 6"
5 Vertical angle measurement accuracy: ± 10"Specification:modelJ2-2TDJ2ETDJ6EJ6EHorizontal Standarddeviationof a direction measured in face left and face right±2″±2″±6"±6"Vertical Standarddeviationofa direction measured in face left and face right±6"±6"±10"±10"TelescopeImageErectMagnification30x28xObjectiveaperture40mmMinimumfocus1.6m2.0mStadiaratio100Stadiaconstant0Opticplummetmagnification3xFieldofview5°Focusrange0.5m-∞CompensatorCompensatingrange±3'±2'±2'noSettingaccuracy±0.3"±0.3"±1"Sensitivityofcircularlevel8′/2mmSensitivityofplatelevel20″/2mm30"/2mmWeight6kg6kg4.3kgsize(mm)310*160*148286*136*130307*230*180
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