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.