NaturalPoint Tracking Toolkits (Point Cloud and Rigid Body) Users Manual   2. How to use the Manual Quick Start It is strongly recommended to read this manual before using the Tracking Toolkits optical tracking product. To begin using the product as soon as possible without reading the full manual then you can start quickly by following these instructions :   Read the Installation section and follow the instructions described there, otherwise your Tracking Toolkits (Point Cloud and Rigid Body) may not work. Once the software is installed, connect the OptiTrack cameras to the USB ports of your computer. Activate the Point Cloud toolkit License Launch the OptiTrack Camera Calibration tool using the shortcut on your desktop. Further Reading The Tracking Toolkits (Point Cloud and Rigid Body) are powerful optical tracking solutions with a number of options designed to help you get the best performance. It is recommended that you read Section 4 ("Using Point Cloud Software"), Section 5 ("Using the Point Cloud API"), Section 6 ("Using Rigid Body Software") and Section 5 ("Using the Rigid Body API") to better understand how the product works.