Functionality: fully functional - the lenses of the lens and the viewfinder are clean, the viewfinder's visibility is good - without distortion, the focusing work is smooth and pleasant. Horizontal and vertical movements relative to the coordinate axes work smoothly and pleasantly.
Level N-3 accurate with level and elevation screw. Designed for geometric leveling of III and IV classes, technical leveling, as well as for engineering and geodetic works in the survey and construction of buildings and structures. It is noticed that on the device is green the inscription H-3, blue H3.
The mean square error of measuring the excess for 1 km of double stroke is 3 mm.
The increase in the telescope is 30.5x.
Angle of field of view of the telescope: - vertically - 1 ° 20 '; horizontally - 55 '.
The smallest sighting distance is 2 m.
The price of dividing the cylindrical level by 2 mm is 15 ".
The price of dividing the round level by 2 mm is 5 '.
The diameter of the free aperture of the telescope lens is 40 mm.
Temperature operation from -40 ° to + 50 ° C.
The mass of the level is 2.5 kg.
Producer: IPZ (Izum, USSR)
- IPZ (Izium)
- Model/ type nr
- NIVELIR "N-3" (1980) USSR.
- Object/device type
- land survey equipment
- Very Good (used & in working state with minor signs of use)
- No. of main devices
- In working order