Wright Calibration can meet many of your calibration needs. Accredited calibration is available. Please call for details. Specializing in Dimensional calibration, Hardness Tester calibration and repair, Optical Comparator calibration and repair. Onsite calibration and repair is available for all equipment. Calipers Dial Indicators Digital Indicators Digital Drop Gauges Hardness testers (Rockwell, Brinell, Micro/ All Makes) Height Gauges Micrometers (Inside) Micrometers (Outside) Micrometers (Depth) Microscopes Optical Comparators (J&L, Deltronic, Starrett, Nikon, OGP) Snap Gauges Tool Makers Microscopes Video Measurement Systems Balances/Scales Wright Calibration is a leader in the field of the repair and calibration of all makes and models of Hardness testers and Optical Comparators.