Calibration Services

Why Calibrate with Survey Instrument Sales?

  • Fully Authorized Accredited Calibration
  • All Calibrations Are ISO/IEC 17025:2005 Certified
  • Equipment Used Is Traceable To Nist Standards
  • Quality And Accuracy Are Our Leading Criteria
  • Calibrations Beyond Factory Specifications
  • Technicians Trained To The Highest Standards
  • All Calibrations Done In House

Survey Instrument Sales Calibration Guarantee

We hereby certify that all instruments will be tested and calibrated to meet and exceed manufacturer specifications. The test equipment used is traceable to NIST standards. Survey Instrument Sales Calibration Laboratory has been audited and found in compliance with ISO/IEC 17025:2005.

All calibrations will be performed using processes having a test uncertainty ratio of four times or greater than the unit being calibrated, unless otherwise specified. Uncertainties have been estimated at 95% confidence level (k=2). Calibrations at 4:1 TUR provide a very reasonable confidence that the instrument is within the manufacturer’s published specifications.

What do we Calibrate?

Surveying, Construction, & Engineering Equipment Industrial Equipment


  • Basic Transits
  • Electronic Theodolites
  • Enclosed Transits
  • Jig Transits
  • Lasers Dual Grade
  • Lasers Horizontal
  • Lasers Horizontal/Vertical
  • Lasers Pipe
  • Lasers Single Grade
  • Levels Auto
  • Levels Auto w/Micrometer
  • Levels Digital
  • Levels Dumpy
  • Levels Optical
  • Levels Tilting
  • Prism Poles
  • Robotic Total Stations
  • Theodolites
  • Total Stations
  • Tribrachs


  • Angle Blocks
  • Auto Levels w/Micrometer
  • Calipers
  • Depth Gauges
  • Depth Micrometers
  • Dial Indicators
  • Digital Micrometer
  • Gas Monitors
  • Gauge Blocks
  • Height Gauges
  • Lux Meters
  • Machinist Levels
  • Microscopes
  • Paint Thickness Gauges
  • SPL Meters (Sound)
  • Shaft Alignment Systems
  • Square Levels
  • Micrometer Standards
  • Straight Edges
  • Tilting Levels
  • Torque Wrenches

We Calibrate More Equipment Than We Can List!
Don’t See Your Item Listed?
Give Us A Call At 313-535-5252


Please Note:
There is a $50 surcharge on all instruments.
The surcharge will be waved when the calibration and/or repair is completed.