Cross Cylinder
The Cross Cylinder function enables:
• Examination for Astigmatism.
• Axis adjustment.
• Cylinder power adjustment.
1. Touch XCyl in the menu bar at the bottom of the main screen to activate the Cross Cylinder
function.
Note: The following screen appears:
Figure IU-18, Cross-Cylinder Screen
Instructions for Use (continued)
65
16241-101 Rev. D
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