Distance measurement |
Max distance (in good weather) |
Singles prism |
3.0Km |
Three prisms |
5.0Km |
No-prism |
400m |
Digital display |
Max:99999999.9999 m,Min.: 0.1mm |
Precision |
No-prism5+3ppm,have-prism 2+2ppm |
Unit |
m／ft for selection |
Time for measuring |
Single fine measurement 2 sec. tracking 0.8 sec |
Number of measurements |
1~ 99 |
Meteorologic correction |
Automatic correction of input parameter |
Atmospheric refraction and earth curvature correction |
Automatic correction of input parameter, K=0.14 |
Prism constant correction |
Automatic correction of input parameter |
Angle measurement |
Angle measurement method |
Absolute code |
Grating disc dia. (horizontal, vertical) |
79mm |
Min. reading displayed |
1″ |
Detection method |
Horizontal circle: 2 sides
Vertical circle: 2 sides |
Precision |
2″ |
Telescope |
Imaging |
Right reading |
Barrel length |
170mm |
Objective lens ?effective aperture |
48mm |
Magnification |
30x |
Viewing angle |
1°30′ |
Resolution |
3.5″ |
Min. focus distance |
1.5m |
Automatic vertical compensator |
System |
Single axis, double axis liquid electronic sensor compensation |
Work range |
±3′ |
Precision |
±3 ″ |
Level |
Plate level |
20″／2mm, 30″／2mm |
Circular level |
8′／2mm |
Optical plummet |
Imaging |
Right reading |
Magnification |
3× |
Focusing range |
0.5m~∝ |
Viewing angle |
5° |
Display |
Type |
Two sides, graphically |
Data transmission |
Interface |
RS-232C |
Battery |
Power supply |
Rechargeable Ni-MH battery, rechargeable lithium battery |
Volt. |
Lithium battery: DC7.6V; Ni-MH battery: DC7.2V |
Continuous operation time |
8hours |
Size and weight |
Size |
174×207×383mm |
Weight |
6.8kg |
