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  • Use the OmniLux family of optical CMMs to measure GD&T parameters faster, more accurately and without contact to your critical precision engineering components.

  • Understand how to measure the critical parameters on a bearing with an optical CMM

  • See how an optical CMM measures critical parameters on an artificial joint during quality control and create highly detailed wear maps in R&D.

Overview of GD&T

For an overview of GD&T including the other symbols, please see our practical guide.

GDnT Position Symbol GDnT Symmetry Symbol GDnT Concentricity Symbol GDnT Run-out (total) Symbol GDnT Run-out (circular) Symbol GDnT Angularity Symbol GDnT Perpendicularity Symbol GDnT Parallelism Symbol GDnT Profile of a Surface Symbol GDnT Profile of a Line Symbol GDnT Flatness Symbol GDnT Straightness Symbol GDnT Cylindricity Symbol GDnT Roundness or Circularity Symbol

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