Tracker Curling is the curling performance measurement arm of Lightguide Systems Inc. Randy Park started curling in 2011, and immediately started thinking of ways to improve his own performance using the technology expertise of Lightguide Systems. Two products - so far - have resulted: SlideTracker a to improve your slide with instant feedback and later analysis, and SweepTracker, a patent pending instrument that directly measures sweeping effectiveness. Click on the links for more information, or email This email address is being protected from spambots. You need JavaScript enabled to view it..