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(4) Selection cursor UP/DOWN buttons
Moves the selection cursor up and down.
(5) “Delete/Restore” button
Deletes and recovers the data.
(6) “Select” button
Selects the data at the selected cursor position to be used for calculating an IOL. The selected
data is indicated by an “*.”
(7) “Gate”/”Caliper” button
Shows/hides the gate tool or caliper tool.