SOUTH NL232 High-Precision 1mm Auto-Level Optical Outdoor Surveying Instrument

External graduated horizontal circle with 8'/2mm division

Fine focusing knob and horizontal tangent screw for precise targeting

Three-point leveling screws with durable copper coarse-thread foot screws

Metal base with standard 5/8" universal tripod thread

Circular level bubble individually calibrated for accuracy

Comes with plastic shockproof carrying case, hex wrench, and adjustment pin

5-meter aluminum alloy leveling rod (folded length 121 cm, weight 1.2 kg, dual-color)

Aluminum alloy tripod (height adjustable from 93 cm to 154 cm, weight 2.25 kg, dual-color)

User manual and calibration certificate included

Certified by national metrology authorities, compliant with national measurement regulations

Meets precision requirements for first, second, third, and fourth order leveling instruments as per national standards

Instrument setup includes tripod leveling, securing instrument, and centering circular bubble

Optical sighting and focusing procedures for clear target reading

Measurement methods for height difference, distance, and azimuth angle detailed

Calibration and adjustment procedures for circular bubble and reticle alignment provided

Road engineering

Building construction

Bridge engineering

Steel structure installation

Equipment installation

Garden and landscaping projects

Construction supervision and acceptance inspection

Product packaging inspected and calibrated before shipment

Minor surface marks, slight oil residue, or paint imperfections are normal and do not affect performance

SOUTH brand quality assurance with stable supply and carefully selected materials

High-precision measurement tools designed for professional surveying and construction needs