The Help menu is part of the MacOS which provides access to various help functions as well as Plaque Simulator's user guide.

• PS User Guide (www) - launches your web browser and takes you to the Plaque Simulator User Guide on the Eye Physics server.
• PS User Guide (local) - launches your web browser and opens the local copy of this HTML user guide from the (UserGuide) folder in Plaque Simulator's master data folder. A local version of the guide is available to licensed users. Unlicensed users must use the online version of the guide.