Section 4 Pachymeter Operation and Clinical Use
MEASUREMENTS –
MULTIPLE READINGS
MULTIPLE POINTS
1. Make certain the probe tip is clean & dry.
2. Place the probe tip onto the cornea starting
at the optical center, making certain that the
probe tip is perpendicular to the surface of
the cornea.
3. Depress the foot pedal or touch the
[ START ] button to perform the
measurement process.
4. Upon completion of an acceptable
measurement, the average reading will be
displayed on the left of the screen along with
the standard deviation for the reading
(remember that each reading consists of 256
individual measures). Also displayed in the
upper center of the screen will be the
average and standard deviation for the group
of readings.
5. Repeat steps 1 – 4 to obtain another reading.
6. The second reading average and standard
deviation will be displayed on the left of the
screen underneath the first reading. Also
displayed in the upper center of the screen
will be the average and standard deviation
for the two readings.
7. Repeat for up to five (5) readings.
8. To move to the next measurement location,
touch the box corresponding to the new
location. Repeat steps 1 – 4 to obtain the
reading for the new location.
9. The readings are stored until another group
of measurements is performed and/or a
particular reading is deleted. Readings can
be deleted by selecting the particular reading
to delete and touching the [ DEL SCAN ]
button. To delete all readings for all
locations, touch the [ CLR SCANS ] button.
10. Readings for all locations can be displayed
at one time by touching the [ REVIEW ]
button.
Figure 4-7. MAP2 MULTI Screen Display
Doc # 0300-A-1901-3D 4 - 7
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