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00134_Field_134.txt
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1997-10-28
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ALCON HAND HELD AUTO-KERATOMETER
Measuring Technique
To take the measurement-press and HOLD the measure button down.
Move the instrument to within about
2 inches of the patient's eye. Brace
the instrument with your hand against
the patient's forehead.
Viewing through the instrument you
can visually inspect the cornea for
irregularities using the ring of green
lights.