The optical Nadir- and Zenitlot FG-L30 is a precision instrument for medium accuracy optical soundings in civil engineering and surveying industry. The plummet is used for exact positioning, on and ablotung, transfer of soil marks, instruction of points in the plumb line, control the deviations from the plumb line and much more.
The vertical position is adjusted by means of a built dragonfly reversion of 20 "/ 2 mm.
The FG-L30 can be used in any tribrach with claw. Made in Germany
|Middle plumb error or accuracy||± 1 mm / 30 m|
|Image Location||upside down, reversed|
|Free objective diameter||20 mm|
|Minimum focus||0.4 m|
|Dimensions||140 x 90 mm|
- Construction of buildings and shafts, chimneys, bridges and steel structures
- Special tasks in industry and mining, surveying
- Monitoring measurements on structures
FPM Optical Zenith Plummet FG-L30