Product Name: Auto Level (X4) Model NO.: X4 Horizontal Line: 1 Vertical Lines: 4 Accuracy: 1.5mm Product Description This instrument is mainly suitable for high precision survey of engineering including construction project, mines, road, bridge, etc. It possesses convenient mechanism, and precision of compensator. It is speedy and reliable as well.For more details, please refer to our website or our general catalogue. TypeParametersX2X3X4Standard deviation per kilometer double-run1.5mm1.5mm1.5mmTelescope imagingPositive imageMagnification32X32X32XClear objective aperture36mm36mm36mmField of view1°20'Shortest focusing distance0.4mStadia multiplication constant100Stadia adding constant0Circular bubbke precision8'/2mmThe division unit of dial1°or 1gonWorking scoper for the equipment±15'Setting accurary±0.3"±0.3"±0.3"Screw thread connected to tripodM16 or 5/8"M16 or 5/8"M16 or 5/8"Water proofIP4
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