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Operation of the device
Refractometry (REF)
A refractometry can be performed in the REF measurement mode.
Prepare the measurement as described in the section Measuring a patient's
eye, page 28 ff. The assignment of functions to function keys is described on
page 18.
1
2
1 Measurement results for the selected eye
2 Display of REF measurement mode
Fig. 11
REF measurement mode screen
The measurement parameters can be set by pressing the FUNCTION key.
After pressing the FUNCTION key, the assignment of the function keys will
be changed as follows:
MODE
MENU
VD
STEP
Pressing the RETURN key restores the original assignment of function keys.
PD 64
AUTO
DISPLAY
SIZE
CYL
IOL
FUNCTION
ILLUM
RETURN