For your convenience we accept.

Hahn Calibration is primarily a service organization specializing in the repair and calibration and inspection of Optical Comparators. We are also A2LA accredited calibration laboratory which meets ISO/IEC 17025-2005.

  • Vermont Precision
  • J&L Metrology Products.
  • OGP / Excello / Kodak Products.
  • Starrett and Starrett Sigma Products.
  • Gage Master / Baty Products.
  • Scherr Tumico and Rank Precision Products.
  • Deltronic Products.
  • Bausch & Lomb Products.
  • Brown & Sharp Products.
  • Mitutoyo Products.
  • Nikon Products.
  • STI Products.
  • Micro-Vu Products.


Hahn Calibration has 20 years experience with all major repairs on all optical comparators.
  •  References Available.
  •  All Work Guaranteed.


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2004 - 2016 Hahn Calibration Service
Last modified: 06/11/16