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BASIC OPERATIONS
BASIC OPERATIONS
PREPARATION BEFORE MEASUREMENT
CHECKING THE MEASURING NOZZLE
Before TONO/PACHO measurement, a check of the measuring nozzle is required.
1 Remove the measuring window cap.
2 Check if there is any foreign matter on and around the measuring nozzle. If there is any, turn
OFF the switch, clean it off and then turn ON the switch.
For cleaning, see "CLEANING THE MEASURING NOZZLE AND THE GLASS INSIDE THE
MEASURING NOZZLE" on page 93.
CAUTION
Before measuring, check if there is any foreign matter on and
around the measuring nozzle.
If there is any, it may enter and damage the patient's eye during the
measurement.
Measuring window cap (for TONO/PACHO)