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Legacy Products: NDI’s 40-Year History and Transition

NDI is an industry pioneer and the world’s leading innovator and manufacturer of advanced 3D measurement technology solutions. For almost 40 years, our optical measurement and electromagnetic tracking components have been trusted by the world’s foremost original equipment manufacturers (OEM) including but not limited to medical device, simulation, and medical research markets.

Through our commitment to innovate superior solutions that elevate the user experience we have renewed our business focus on our core expertise. More than ever we are driven by our belief that advanced spatial measurement solutions can help our customers explore and develop new approaches through navigation technology. Going forward, our focus will be on strengthening our partnerships with existing and new OEMs as they find exciting new ways to bring tracking technology to their systems and application workflows.

As part of these changes, we will be refining our product portfolio. A complete list of affected products is included below.

If you have any questions please contact our customer support team at support@ndigital.com or by phone toll-free (CA/US) +1 (877) 634 6340 or globally at + (800) 634 634 00.

Legacy Optotrak Pro Series

Optotrak PROseries

The Optotrak PROseries combines the functionality of a laser tracker with real-time, target-based, digital photogrammetry. Designed for shop floor use, the Optotrak PROseries has three measurement volume sizes and various configurations to address performance requirements.

NDI will continue to provide technical support and repair for the Optotrak products and related hardware accessories until December 31, 2026 (contingent on the availability of replacement parts).

Legacy 3DI 1

Optotrak 3D Investigator™

The 3D Investigator uses active optical technology to track the position and orientation of hundreds of markers within a large 20m3 pre-calibrated measurement volume. The 3D Investigator delivers many of the same benefits of the Optotrak Certus in a cost-effective, entry-level system. 

NDI will continue to provide technical support and repair for the Optotrak products and related hardware accessories until December 31, 2026 (contingent on the availability of replacement parts).

Legacy OptoTRAK Certus 1

Optotrak Certus®

The Optotrak Certus tracks kinetic and kinematic motion in real-time. The Optotrak Certus uses active optical technology to measure the position and orientation of hundreds of markers within a large 30 m3 measurement volume.

NDI will continue to provide technical support and repair for the Optotrak products and related hardware accessories until December 31, 2026 (contingent on the availability of replacement parts).

Legacy Certus HD

Optotrak Certus® HD

The Certus HD is a Dynamic Measuring Machine (DMM) for 3D and 6DOF motion tracking and analysis applications. The Certus HD Position Sensor uses high-speed, real-time digital photogrammetry and optical triangulation techniques to track the precise 3D positions of targets over a large volume.

NDI will continue to provide technical support and repair for the Optotrak products and related hardware accessories until December 31, 2026 (contingent on the availability of replacement parts).

Legacy PROCMM

PRO CMM

The PRO CMM system is a real-time optical tracker based on high-speed active photogrammetry technology. Designed to measure parts or fixtures up to 7.5 m in a single setup, the PRO CMM delivers fast, repeatable results with the highest accuracy over the largest measurement volume.

NDI will continue to provide technical support and repair for the Optotrak products and related hardware accessories until December 31, 2026 (contingent on the availability of replacement parts).

Legacy ScanTRAK II

ScanTRAK II

The ScanTRAK II handheld 3D laser scanner is designed for part inspection and reverse engineering applications.  Used in tandem with the PRO CMM optical tracker, the ScanTRAK II has a scanner accuracy of 7 µm, allowing part features and surface details to be captured with exceptional precision and resolution. 

NDI will continue to provide technical support and repair for the Optotrak products and related hardware accessories until December 31, 2026 (contingent on the availability of replacement parts).

Legacy ScanTRAK IIR

ScanTRAK II-R

The ScanTRAK II-R is designed to mount to any robot end-effector. When integrated into automated inspection cells, the ScanTRAK II-R eliminates human error and maximizes inspection throughput.

NDI will continue to provide technical support and repair for the Optotrak products and related hardware accessories until December 31, 2026 (contingent on the availability of replacement parts).

Polaris Krios®

The Polaris Krios is a handheld digitizing scanner designed to streamline the measurement, registration, and labelling of targets while improving source localization accuracy.

Legacy Vox EMA

Vox-EMA

The Vox-EMA (electromagnetic articulography) tracking system captures dynamic orofacial and articulatory movements. Microsensors attached to the tongue, lips, jaw and face record 5DOF (five degrees of freedom) movements without line-of-sight occlusions.

Legacy Atraxa

Atraxa

Atraxa is a sensor-fusion tracking platform that combines EM and inertial technologies.  Designed for integration into extended-reality headsets, controllers, and peripherals, Atraxa connects real-world and virtual movement through unrestricted six-degrees-of-freedom (6DOF) motion tracking.