Laser Plummet DRJ 1A, Able to be connected with the tripod by 5/8thread Project two laser beams (both up and down) Simple and easy to use. Sealed and dustproof Used in construction, project supervisor,deformation observation
SOUTHGEOSYSTEMS MEASURING INSTRUMENT
Laser Spot Visible From EyepieceLaser Bightness and Focus Adjustable, Upward measurement accuracy 1/45000, Downward measurement accuracy;1/2000, Visible from eyepiece 70m, Laser range Cloudy day≥120m Night≥250m, Laser spot size ≤3mm/80m