Measurement You Can Trust

NDI is a global leading innovator and manufacturer of advanced 3D measurement technology systems, with over 45,000 installations worldwide. For over 35 years, our optical measurement and electromagnetic tracking solutions have been trusted by the world’s foremost organizations and institutes in medicine, industry, simulation, and academia. From image-guided surgery to aeronautics; from quality assurance to biomechanics research, NDI solutions are used whenever best-in-class measurement accuracy and reliability are required.

Medical Division

For over 35 years, NDI’s Medical division has been at the forefront of researching and developing advanced 3D measurement solutions.  Our technology has helped pioneer computer-assisted surgery and computer-assisted therapy and is the foundation of the most progressive surgical navigation systems in medicine. Today, our Polaris® optical measurement system, and Aurora® and 3D Guidance® electromagnetic tracking systems are trusted by the industry’s top medical equipment manufacturers for creating surgical navigation systems that are used in a broad range of procedures and interventional therapies: neurosurgery, cardiology, orthopedics, interventional radiology and more. We’ve built our reputation on providing best-in-class measurement accuracy, precision, and reliability. That very reputation is why NDI technology can be found in over 20,000 hospitals and medical centers around the world.

Measurement Sciences Division

NDI’s Measurement Sciences division combines the deep-seated knowledge and expertise of our Industrial, Life Sciences, and Simulation teams to help solve complex 3D measurement tracking applications. We are the technology of choice in the markets we serve, where our solutions are prized for their versatility and durability, and most importantly, their unsurpassed accuracy.  For the Industrial market, our PRO CMM optical tracker delivers the highest accuracy over the largest measurement volume of any portable optical CMM in its class.  In the field of Life Sciences, our Optotrak motion capture system has long been considered the gold standard and is the basis for thousands of published research studies. Simulator OEMs rely on our accurate and precise electromagnetic tracking technology to develop the most realistic simulation systems for medical and military training. As an industry-leading innovator with over 30 years of experience, NDI continues to redefine the possibilities and results of real-time 3D measurement tracking.

Our Values

  • We do what’s right even if it’s hard.
  • We are respectful and responsive.
  • We take pride in our work.
  • We honour our commitments.
  • We encourage creativity.


NDI has over 45,000 advanced measurement systems installed worldwide, across a diverse field of applications. Our innovative technologies are employed in key medical, life sciences, industrial, and simulation markets.

NDI sets the industry standard in leading-edge measurement solutions. Our systems make possible some of the most advanced medical, industrial and life sciences applications in the world today.

In fields as diverse as computer-assisted therapy, motion capture for sports, industrial reverse engineering and motion-measurement biomechanics research, NDI systems are internationally trusted as the technology of choice.

Carefully Researched
We develop our measurement solutions by listening carefully to the needs of our clients. We work closely with innovators and research leaders to ensure that our technology is relevant to a wide range of specialized applications. Our unwavering commitment to research and development ensures that we are continually exploring new applications and opportunities.

Fully Supported
We are dedicated to providing exceptional customer service to our global partners. All of our systems are fully supported by highly trained and experienced applications engineers.