Contents Part III: Model Tutorials | Chapter 4: Creating a Composite Laminate with Dropped Layer | Print page 4.8. Optional Step: Verifying That the Offset Has Been Correctly AppliedClick Thickness radio button.Click the Thick display check box on and off and verify that the reference surface is at the bottommost surface.The result should look like this:Turn the Thick Display off to prepare for the next step. « 4.7. Set the Reference Surface 4.9. Applying Fiber Directions »