1. You have set up one or more Lightfield 4D tracks, see Setting Up a Lightfield 4D Track without Smart Setup or Setting Up a Lightfield 4D Track with Smart Setup.

1. On the Acquisition tab, activate Tiles.
2. The Tiles tool is available in the Multidimensional Acquisition section.
2. Click Live.
3. A live acquisition starts and the live image is displayed in the Center Screen Area.
3. Use the available controls, for example in the Stage and Focus tool, to move to a position you want to add for your experiment and press F10.
4. You added the position to the experiment and it is displayed in the table of the Tiles tool.
4. Repeat the previous step until you have added all required positions to your experiment, then click Stop.
5. The live acquisition stops.
5. To change z-values of your positions or verify them, see Adjusting Z-Values of Positions.
6. The z-values are changed or verified.
6. Start your experiment by clicking Start Experiment, or continue setting up other parameters for your Lightfield 4D experiment, see Setting Up and Starting a Lightfield 4D Experiment.
7. You have defined multiple positions for your experiment.