Description
Description
|
Distance measurement |
||
|
Max distance (in good weather) |
Singles prism |
3.0Km |
|
Three prisms |
5.0Km |
|
|
No-prism |
400m ?600m |
|
|
Digital display |
Max: 99999999.9999 m Min.: 0.1 mm |
|
|
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 |
|
|
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 |
|
