1. Create a case, simulation and tap "DRAW SIMULATION" button to start.
2. Customize the "GRID". Turn on the meridional and circular grids. You can also change the main grid with degrees, if you need.
3. Choose a "HARD BRUSH", located [brushes], and draw the visual field defects you need. You can use the real data of perimetry, just upload the picture by "IMPORT BACKGROUND" button, located [functions > layer settings].
4. Choose a "SOFT BRUSH" or "DEFOCUS" to soften the edges of defects.