Mô tả

* Model: NA720, NA724, NA728, NA730

* Magnification: 20x, 24x, 28x, 30x

* Circular level: 10’ / 2 mm

* Accuracy:

– Per km double levelling: 2.5mm, 2mm, 1.5mm, 1.2mm, 0.7mm

– Single measurement with 30 m target distance: 1.5mm, 1.2mm, 1mm, 0.8mm, 0.4mm

* Range: 0.5 – 100m

* Water-tightness and dust-tightness: IP 57 (submersible)