Since its founding in 1967, PROTO Manufacturing has been involved in the development of instrumentation for the characterization of materials. Our product line includes x-ray diffraction residual stress & retained austenite measurement systems, powder diffractometers, Laue single crystal orientation systems, x-ray tubes and custom equipment. For over 30 years we have been providing solutions for laboratory, factory and field environments. Measurement services are also available through ISO 17025 laboratories in the United States, Canada and Japan.