b. Free-form modification
This function enables you to freely modify the shape of the lens.
Select > .
The selection zone is defined by two cursors and .
The area not affected by the modification is displayed in grey.
Drag the cursors and to define the selection zone.
Move the line starting at the boxing center to orient the modification.
Use the buttons or to reduce or enlarge the shape.
The shape is modified.
The original shape is displayed in light red.
Cancelling a modification
• Press once to cancel the last modification made to the shape.
• Press twice consecutively to return to the original shape.
Once the shape is modified, press to save and go back to the centering screen.