Geographic Surveying Instrument
4V1h Green Lines Surveying Instrument Modular Laser Level
2017-11-17 19:54  Visit:162
Price:Unfilled
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function:

1) Can make horizontal lines on wall.
2) Vertical lines can make cross on ceiling and extends to the zenith to draw crosshairs
3) Locate laser level
4) Oblique lines are available when locked.
5) With function of receiving signals, makes outdoor and long distance usage available.
6) 360 degrees Sustainable manual rotation with fine adjustment rotation function
7) Beyond the range of leveling ±3°,laser flashes automatically,beeps to remind
8) Magnetic damping compensation system can shorten the self-leveling time in 3 to 5 seconds
9) Positioning location and bubbles with laser level,bubbles visble at night

Technique parameter:
 
laser safety class class 2
vertical accuracy ±1mm / 5m
horizontal accuracy  ±1mm / 5m
automatic compensation range ±3°(out of range lights flash)
self-leveling time ≤5s
wave length 532nm
power 10mw
horizontal departure angle ≥120°
vertical departure angle ≥120°
laser line width ±2.5mm / 5m
power supply 3 pieces AA batteries
continuous operating time ≥5 hours
visual distance 20m
operating temperature  -10ºC~40ºC








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