4N-2KL Automatic construction leveling unit
It is widely used in practice in construction, geodetic surveying, mining, irrigation and land improvement.
|The average quadratic error of measuring the excess by 1 km. Double stroke, mm, below|
|Angular field of vision|
1 deg. 30'
|Shortest sighting distance|
|Without lens attachment|
|with lens attachment|
|Thread range finder ratio|
|Limb diameter, mm|
|Limb division value|
|installation level division value|
|Range of the compensator operation for 1' of the tilt of the level axis, not more|
|Permissible average square error of horizontal angle measurement, below|
|With case, kg.|
|Possibility of equipment with an optical micrometer, prismatic nozzle, lens attachment|