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Topcon TRC-NW8F - Page 50

Topcon TRC-NW8F
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48
BASIC OPERATIONS
Changing the diopter compensation lens
Pull out the diopter compensation lens selector and change the diopter compensation lens for
the patient's eye.
On a highly myopic patient, pull out the diopter compensation lens selector by one step
and set it to (-) myopia.
On a highly hyperopic patient, pull out the diopter compensation lens selector by two
steps and set it to (+) hyperopia.
Compensation range: 0 : -13 to +12D
-: -33to-12D
+ : +9 to +40D
When the diopter compensation lens is set to any other value except "0", the split lines
will not be displayed.
When the diopter compensation lens is inserted, its indication blinks at the lower left cor-
ner on the Monitor screen. At this time, the auto focus/auto shoot functions and auto
small pupil selector function are disabled.

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