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1 ) Before measurement
0
Most patients will be a little nervous,
so try to relax them by explaining the
measurement process in detail.
®
Briefly explain the units operation and
purpose to the patient.
• "This machine gives the doctor
starting
point
for
the
correct
spectacle lense power for your eyes."
■ "You will see a green field with a
Christmas
tree
in
the
center.
Figure 6-4
Target Seen by the Patient
Please look at the tree with your eye
in a relaxed manner."
• Try to keep your eye open as long as
possible."
Note; In a measurement iMth 90' rotation or from the patient's vertex, the patient will see
the picture rotated 1^ 90' w 180' respectively.
In a measurem^t wfh 45' or
135'
rotation, the pati«it see the picfeire inclined.
2) Measurement procedure
0 Show the patient where to sit.
Ask the patient to rest both the hands on their lap to relax him
or her.
0 Press the Ready key on the measuring unit to
enter the measurement mode (see Figure 6-5).
In the measurement mode, when the alignment
has been
completed, the
Retinomax will
automatically
start
measurement.
Measurement
cycles
are
taken
in
the
measurement mode continuously.
Pressing the Ready key halts the temporarily
measurement mode, and however pressing the
Ready key again returns to the measurement
mode for continued operation.
i
....
I-1
'
I_1
1
i NO. 00 1
VD; 12. 0
1 R
SPH
CYL
AX
i
-1 0. 00 - 0. 75
1 80
Figure 6-5
Sample Screen
During Measurement
Note: Do not hold down tiie Ready key.
23
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