Applying diamond transparency
Diamond transparency is one of the types of transparency you can use.
To apply diamond transparency
1. Select the object (see Selecting objects).
2. Choose the Transparency Tool.
3. Choose Diamond from the drop-down list on the Transparency Tool Infobar.
4. Drag from the center of the transparency. This creates a square transparency. Drag the transparency handles to stretch and squash the diamond. A pair of transparency arrows shows you the angles of the sides and size of the diamond transparency.
5. If you want a repeating transparency pattern, select Repeating from the Transparency Tiling drop-down list
For details of how to edit the diamond transparency, see Changing diamond transparency.