$$\begin{array}{cc}\hfill & \text{imNum}=289;\%\text{set to capture 289 images for calibration}\hfill \\ \hfill & \text{for}\mathrm{i}=1:\text{imNum}\hfill \\ \hfill & \text{fprintf}(\text{lightSource,controlLed}(\mathrm{i},\text{ledColour}));\%\text{send command to Arduino to turn on LED}\hfill \\ \hfill & \text{imageCalibration}(:,:,\mathrm{i})=\text{getsnapshot}(\text{vid});\%\text{capture images}\hfill \\ \hfill & \text{pause}(0.1);\%\text{pause}0.1\text{seconds between each acquisition}\hfill \\ \hfill & \text{end}\hfill \\ \hfill & \%\text{Sent commands to the Arduino to turn off all LEDs}\hfill \\ \hfill & \text{fprintf}(\text{lightSource},‘\mathrm{F}’);\hfill \end{array}$$