60
45
°
-45
°
°
-9
135
°
-135
°
Measurement completed when horizontal correction is “ON”
Printing example
(2) Rotation Correction Function of Instrument
If you need to perform measurement from 45°, 90°, or 135° rotated position, as for
bedside measurement, astigmatic axis (AX) must be set appropriately. The rotation
correction function corrects the astigmatic axis automatically from the rotated
position.
Set the automatic correction angle to suit the measuring position as illustrated
bellow.
0
°
90
0
°
180
°
