Hi Ball 3100 Wide Area Tracker Doug Schiff

Hi. Ball -3100 Wide Area Tracker Doug Schiff Vice President Marketing and Business Development 3 rd. Tech, Inc. 2/28/2021

Agenda w w w 3 rd. Tech Background Hi. Ball™-3100 Wide Area Tracker Overview System Components Performance Technology Summary 2/28/2021

3 rd. Tech Background w Formed in 1999 w 3 rd. Tech is a foundry for new companies n n Identifies inventors/technologies Creates companies Engineering/marketing/management expertise to develop products Experience/expertise to create businesses 2/28/2021

3 rd. Tech’s 1 st Three Products w Delta. Sphere n 3 -D Laser Scene Digitizer w Nano. Manipulator n 3 D Visualization and Haptic Control for Scanning Probe Microscope w Hi. Ball Tracker n 6 DOF Wide Area Tracker 2/28/2021

Hi. Ball™-3100 Wide Area Tracker - Features w w w 6 degree-of-freedom tracker Very high accuracy – position and orientation Very high performance No drift Low latency Designed for large areas - scaleable 2/28/2021

Performance w Max Update Rate – 2000 Hz n n n 4 Hi. Ball Sensors – ~500 Hz each New, “Dynamic Response Allocation” Latency < 1 ms. w Resolution (over entire range) n n 0. 2 mm RMS position (x, y, z) 0. 01° RMS orientation (Rx, Ry, Rz) w Stability/absolute Accuracy n n n 0. 4 mm RMS error and noise (x, y, z) 0. 02° RMS error and noise (Rx, Ry, Rz) No drift FAST, ACCURATE, ROCK SOLID TRACKING 2/28/2021

Applications w Virtual reality w Augmented reality w VIZ/SIM; simulation and training w Industrial tracking w Wide area measurement 2/28/2021

Hi. Ball-3000 System Components 2 w w Hi. Ball sensors (1) Beacon array strips (2) CIB (3) PC controller (4) 1 4 3 2/28/2021

Hi. Ball-3100 Installations w Emergency Communications Group, CRL w University of Minnesota w HRL Laboratories w University of North Carolina at Chapel Hill w Johns Hopkins University Wilmer Eye Institute w University of North Carolina at Charlotte w Mitre Corporation w NASA Langley Research Center w NHK Science & Technical Research Laboratories w University of Rochester w University of Southern California w Osaka University w USC - Institute for Creative Technologies w Swarthmore College w University of Texas at Austin w University of Hawaii at Manoa w University of Virginia 2/28/2021

Hi. Ball Sensor w Optical Sensor w 6 Lateral Effect Photodiodes, 6 lenses – 26 views n Overcomes most ‘line-of-sight’ problems w 150º Field of View w ‘Inside Out’ Tracking for great accuracy/sensitivity around the subject 2/28/2021

Beacon Array Strips w Arrays of Infra-red LEDs – 8 per strip w Strips easily mount to ceilings w 6 Strips per 8 square feet w 300 Strips for 20 ft. X 20 ft. (~ 6 m X 6 m) w Scaleable to 40 ft. X 40 ft. (~12 m x 12 m) 2/28/2021

Hi. Ball Stylus w Single button stylus w Calibrated for accurate measurements w Modular pointer w Standard Hi. Ball Sensor mount 2/28/2021

Software w Hi. Ball Server n n n Controls entire system Runs on Hi. Ball PC controller Provides Ethernet connection for data w VRPN (Virtual Reality Peripheral Network) n n n Interface to Hi. Ball Server (and other peripheral devices and applications) Public domain software from UNC-Chapel Hill Available at http: //www. cs. unc. edu/Research/vrpn/ w Sample Clients – track sensor, stylus 2/28/2021

Technology w Autocalibration w SCAAT Algorithm 2/28/2021

Autocalibration w Hi. Ball system continually refines Beacon positions w Installation of Beacon strips requires no special calibration. w Image is 20 ft x 20 ft n n Blue = ideal LED positions Red = ‘actual’ LED positions determined by autocalibration 2/28/2021

SCAAT w Single Constraint At A Time n n n Typical optical tracker requires 3 locations to triangulate SCAAT updates tracker with a single LED location Provides accuracy, high update and low latency 2/28/2021

Hi. Ball-3100 Wide-Area Tracker Summary w w w w High update rate Low latency High accuracy Low jitter Scales to 1600 sq. ft. (148 sq. m. ) 1 – 4 Sensors Easy installation – autocalibration For VR, AR, VIZ/SIM, industrial tracking, industrial measurement. Simply the industry’s highest performance wide-area tracker. 2/28/2021