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                                                                                      CR Technology/Photon Dynamics


About Us

AOI Service Group (AOISG) is located in Southern California consisting of former CR Technology / Photon Dynamics (CRT/PDI), The AOI Service Group offers comprehensive technical service and support for both Automated Optical Inspection (AOI) and X-ray inspection systems throughout the United States, Canada & Mexico, and we realize that some issues do not require this. Due to this we also offer phone support and technical literature so that we may provide you with updated information to help you solve the problem in the quickest and most cost effective way possible.

  • All AOISG Engineers have been officially trained and certified by CRT and PDI on all AOI and X-Ray products and hold official training certifications.
  • All AOISG Engineers have been trained and authorized to distribute CRT/PDI certifications to individuals who have undergone AOI and/or X-Ray training.

Mission Statement

  • Quick turn results
  • Satisfaction guaranteed
  • Provide prompt response to requests